Merge commit '76f2664277e07a7d1b011fac236840c6e8e69fdd' into v4

2023-11-27 18:01:51 +09:00
parent f62ff28044 0d7dd0ae4a
commit cb68b92059
73 changed files with 2527 additions and 710 deletions
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,5 @@ tsconfig.tsbuildinfo
 content/.obsidian/workspace.json
 .quartz-cache
 private/
+.replit
+replit.nix
--- a/11
+++ b/11
@@ -0,0 +1,11 @@
+FROM node:20-slim as builder
+WORKDIR /usr/src/app
+COPY package.json .
+COPY package-lock.json* .
+RUN npm ci
+
+FROM node:20-slim
+WORKDIR /usr/src/app
+COPY --from=builder /usr/src/app/ /usr/src/app/
+COPY . .
+CMD ["npx", "quartz", "build", "--serve"]
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
  "name": "@jackyzha0/quartz",
-  "version": "4.0.10",
+  "version": "4.0.11",
  "lockfileVersion": 3,
  "requires": true,
  "packages": {
    "": {
      "name": "@jackyzha0/quartz",
-      "version": "4.0.10",
+      "version": "4.0.11",
      "license": "MIT",
      "dependencies": {
        "@clack/prompts": "^0.6.3",
@@ -45,6 +45,7 @@
        "rehype-raw": "^6.1.1",
        "rehype-slug": "^5.1.0",
        "remark": "^14.0.2",
+        "remark-breaks": "^3.0.3",
        "remark-frontmatter": "^4.0.1",
        "remark-gfm": "^3.0.1",
        "remark-math": "^5.1.1",
@@ -55,6 +56,7 @@
        "serve-handler": "^6.1.5",
        "source-map-support": "^0.5.21",
        "to-vfile": "^7.2.4",
+        "toml": "^3.0.0",
        "unified": "^10.1.2",
        "unist-util-visit": "^4.1.2",
        "vfile": "^5.3.7",
@@ -3809,6 +3811,19 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/mdast-util-newline-to-break": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/mdast-util-newline-to-break/-/mdast-util-newline-to-break-1.0.0.tgz",
+      "integrity": "sha512-491LcYv3gbGhhCrLoeALncQmega2xPh+m3gbsIhVsOX4sw85+ShLFPvPyibxc1Swx/6GtzxgVodq+cGa/47ULg==",
+      "dependencies": {
+        "@types/mdast": "^3.0.0",
+        "mdast-util-find-and-replace": "^2.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/mdast-util-phrasing": {
      "version": "3.0.1",
      "resolved": "https://registry.npmjs.org/mdast-util-phrasing/-/mdast-util-phrasing-3.0.1.tgz",
@@ -4902,6 +4917,20 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/remark-breaks": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/remark-breaks/-/remark-breaks-3.0.3.tgz",
+      "integrity": "sha512-C7VkvcUp1TPUc2eAYzsPdaUh8Xj4FSbQnYA5A9f80diApLZscTDeG7efiWP65W8hV2sEy3JuGVU0i6qr5D8Hug==",
+      "dependencies": {
+        "@types/mdast": "^3.0.0",
+        "mdast-util-newline-to-break": "^1.0.0",
+        "unified": "^10.0.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/unified"
+      }
+    },
    "node_modules/remark-frontmatter": {
      "version": "4.0.1",
      "resolved": "https://registry.npmjs.org/remark-frontmatter/-/remark-frontmatter-4.0.1.tgz",
@@ -5548,6 +5577,11 @@
        "url": "https://opencollective.com/unified"
      }
    },
+    "node_modules/toml": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/toml/-/toml-3.0.0.tgz",
+      "integrity": "sha512-y/mWCZinnvxjTKYhJ+pYxwD0mRLVvOtdS2Awbgxln6iEnt4rk0yBxeSBHkGJcPucRiG0e55mwWp+g/05rsrd6w=="
+    },
    "node_modules/tough-cookie": {
      "version": "4.1.3",
      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-4.1.3.tgz",
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
  "name": "@jackyzha0/quartz",
  "description": "🌱 publish your digital garden and notes as a website",
  "private": true,
-  "version": "4.0.10",
+  "version": "4.1.1",
  "type": "module",
  "author": "jackyzha0 <j.zhao2k19@gmail.com>",
  "license": "MIT",
@@ -19,6 +19,7 @@
    "profile": "0x -D prof ./quartz/bootstrap-cli.mjs build --concurrency=1"
  },
  "engines": {
+    "npm": ">=9.3.1",
    "node": ">=18.14"
  },
  "keywords": [
@@ -69,6 +70,7 @@
    "rehype-raw": "^6.1.1",
    "rehype-slug": "^5.1.0",
    "remark": "^14.0.2",
+    "remark-breaks": "^3.0.3",
    "remark-frontmatter": "^4.0.1",
    "remark-gfm": "^3.0.1",
    "remark-math": "^5.1.1",
@@ -79,6 +81,7 @@
    "serve-handler": "^6.1.5",
    "source-map-support": "^0.5.21",
    "to-vfile": "^7.2.4",
+    "toml": "^3.0.0",
    "unified": "^10.1.2",
    "unist-util-visit": "^4.1.2",
    "vfile": "^5.3.7",
--- a/quartz.config.ts
+++ b/quartz.config.ts
@@ -69,6 +69,7 @@ const config: QuartzConfig = {
      }),
      Plugin.Assets(),
      Plugin.Static(),
+      Plugin.NotFoundPage(),
    ],
  },
 }
--- a/quartz.layout.ts
+++ b/quartz.layout.ts
@@ -41,7 +41,8 @@ const graph_cfg = {
  },
 };
 export const defaultContentPageLayout: PageLayout = {
-  beforeBody: [Component.ArticleTitle(), Component.ContentMeta(), /*Component.TagList()*/],
+  beforeBody: [Component.Breadcrumbs(),
+  Component.ArticleTitle(), Component.ContentMeta(), /*Component.TagList()*/],
  left: [
    Component.PageTitle(),
    Component.MobileOnly(Component.Spacer()),
@@ -62,6 +63,4 @@ export const defaultListPageLayout: PageLayout = {
    Component.Darkmode(),
  ],
  right: [],
-}
-
-
+}
--- a/quartz/bootstrap-cli.mjs
+++ b/quartz/bootstrap-cli.mjs
@@ -1,550 +1,39 @@
 #!/usr/bin/env node
-import { promises, readFileSync } from "fs"
 import yargs from "yargs"
-import path from "path"
 import { hideBin } from "yargs/helpers"
-import esbuild from "esbuild"
-import chalk from "chalk"
-import { sassPlugin } from "esbuild-sass-plugin"
-import fs from "fs"
-import { intro, isCancel, outro, select, text } from "@clack/prompts"
-import { rimraf } from "rimraf"
-import chokidar from "chokidar"
-import prettyBytes from "pretty-bytes"
-import { execSync, spawnSync } from "child_process"
-import http from "http"
-import serveHandler from "serve-handler"
-import { WebSocketServer } from "ws"
-import { randomUUID } from "crypto"
-import { Mutex } from "async-mutex"
-
-const ORIGIN_NAME = "origin"
-const UPSTREAM_NAME = "upstream"
-const QUARTZ_SOURCE_BRANCH = "v4"
-const cwd = process.cwd()
-const cacheDir = path.join(cwd, ".quartz-cache")
-const cacheFile = "./.quartz-cache/transpiled-build.mjs"
-const fp = "./quartz/build.ts"
-const { version } = JSON.parse(readFileSync("./package.json").toString())
-const contentCacheFolder = path.join(cacheDir, "content-cache")
-
-const CommonArgv = {
-  directory: {
-    string: true,
-    alias: ["d"],
-    default: "content",
-    describe: "directory to look for content files",
-  },
-  verbose: {
-    boolean: true,
-    alias: ["v"],
-    default: false,
-    describe: "print out extra logging information",
-  },
-}
-
-const SyncArgv = {
-  ...CommonArgv,
-  commit: {
-    boolean: true,
-    default: true,
-    describe: "create a git commit for your unsaved changes",
-  },
-  push: {
-    boolean: true,
-    default: true,
-    describe: "push updates to your Quartz fork",
-  },
-  pull: {
-    boolean: true,
-    default: true,
-    describe: "pull updates from your Quartz fork",
-  },
-}
-
-const BuildArgv = {
-  ...CommonArgv,
-  output: {
-    string: true,
-    alias: ["o"],
-    default: "public",
-    describe: "output folder for files",
-  },
-  serve: {
-    boolean: true,
-    default: false,
-    describe: "run a local server to live-preview your Quartz",
-  },
-  baseDir: {
-    string: true,
-    default: "",
-    describe: "base path to serve your local server on",
-  },
-  port: {
-    number: true,
-    default: 8080,
-    describe: "port to serve Quartz on",
-  },
-  bundleInfo: {
-    boolean: true,
-    default: false,
-    describe: "show detailed bundle information",
-  },
-  concurrency: {
-    number: true,
-    describe: "how many threads to use to parse notes",
-  },
-}
-
-function escapePath(fp) {
-  return fp
-    .replace(/\\ /g, " ") // unescape spaces
-    .replace(/^".*"$/, "$1")
-    .replace(/^'.*"$/, "$1")
-    .trim()
-}
-
-function exitIfCancel(val) {
-  if (isCancel(val)) {
-    outro(chalk.red("Exiting"))
-    process.exit(0)
-  } else {
-    return val
-  }
-}
-
-async function stashContentFolder(contentFolder) {
-  await fs.promises.rm(contentCacheFolder, { force: true, recursive: true })
-  await fs.promises.cp(contentFolder, contentCacheFolder, {
-    force: true,
-    recursive: true,
-    verbatimSymlinks: true,
-    preserveTimestamps: true,
-  })
-  await fs.promises.rm(contentFolder, { force: true, recursive: true })
-}
-
-async function popContentFolder(contentFolder) {
-  await fs.promises.rm(contentFolder, { force: true, recursive: true })
-  await fs.promises.cp(contentCacheFolder, contentFolder, {
-    force: true,
-    recursive: true,
-    verbatimSymlinks: true,
-    preserveTimestamps: true,
-  })
-  await fs.promises.rm(contentCacheFolder, { force: true, recursive: true })
-}
-
-function gitPull(origin, branch) {
-  const flags = ["--no-rebase", "--autostash", "-s", "recursive", "-X", "ours", "--no-edit"]
-  const out = spawnSync("git", ["pull", ...flags, origin, branch], { stdio: "inherit" })
-  if (out.stderr) {
-    throw new Error(`Error while pulling updates: ${out.stderr}`)
-  }
-}
+import {
+  handleBuild,
+  handleCreate,
+  handleUpdate,
+  handleRestore,
+  handleSync,
+} from "./cli/handlers.js"
+import { CommonArgv, BuildArgv, CreateArgv, SyncArgv } from "./cli/args.js"
+import { version } from "./cli/constants.js"

 yargs(hideBin(process.argv))
  .scriptName("quartz")
  .version(version)
  .usage("$0 <cmd> [args]")
-  .command("create", "Initialize Quartz", CommonArgv, async (argv) => {
-    console.log()
-    intro(chalk.bgGreen.black(` Quartz v${version} `))
-    const contentFolder = path.join(cwd, argv.directory)
-    const setupStrategy = exitIfCancel(
-      await select({
-        message: `Choose how to initialize the content in \`${contentFolder}\``,
-        options: [
-          { value: "new", label: "Empty Quartz" },
-          { value: "copy", label: "Copy an existing folder", hint: "overwrites `content`" },
-          {
-            value: "symlink",
-            label: "Symlink an existing folder",
-            hint: "don't select this unless you know what you are doing!",
-          },
-        ],
-      }),
-    )
-
-    async function rmContentFolder() {
-      const contentStat = await fs.promises.lstat(contentFolder)
-      if (contentStat.isSymbolicLink()) {
-        await fs.promises.unlink(contentFolder)
-      } else {
-        await rimraf(contentFolder)
-      }
-    }
-
-    await fs.promises.unlink(path.join(contentFolder, ".gitkeep"))
-    if (setupStrategy === "copy" || setupStrategy === "symlink") {
-      const originalFolder = escapePath(
-        exitIfCancel(
-          await text({
-            message: "Enter the full path to existing content folder",
-            placeholder:
-              "On most terminal emulators, you can drag and drop a folder into the window and it will paste the full path",
-            validate(fp) {
-              const fullPath = escapePath(fp)
-              if (!fs.existsSync(fullPath)) {
-                return "The given path doesn't exist"
-              } else if (!fs.lstatSync(fullPath).isDirectory()) {
-                return "The given path is not a folder"
-              }
-            },
-          }),
-        ),
-      )
-
-      await rmContentFolder()
-      if (setupStrategy === "copy") {
-        await fs.promises.cp(originalFolder, contentFolder, {
-          recursive: true,
-          preserveTimestamps: true,
-        })
-      } else if (setupStrategy === "symlink") {
-        await fs.promises.symlink(originalFolder, contentFolder, "dir")
-      }
-    } else if (setupStrategy === "new") {
-      await fs.promises.writeFile(
-        path.join(contentFolder, "index.md"),
-        `---
-title: Welcome to Quartz
---
-
-This is a blank Quartz installation.
-See the [documentation](https://quartz.jzhao.xyz) for how to get started.
-`,
-      )
-    }
-
-    // get a preferred link resolution strategy
-    const linkResolutionStrategy = exitIfCancel(
-      await select({
-        message: `Choose how Quartz should resolve links in your content. You can change this later in \`quartz.config.ts\`.`,
-        options: [
-          {
-            value: "absolute",
-            label: "Treat links as absolute path",
-            hint: "for content made for Quartz 3 and Hugo",
-          },
-          {
-            value: "shortest",
-            label: "Treat links as shortest path",
-            hint: "for most Obsidian vaults",
-          },
-          {
-            value: "relative",
-            label: "Treat links as relative paths",
-            hint: "for just normal Markdown files",
-          },
-        ],
-      }),
-    )
-
-    // now, do config changes
-    const configFilePath = path.join(cwd, "quartz.config.ts")
-    let configContent = await fs.promises.readFile(configFilePath, { encoding: "utf-8" })
-    configContent = configContent.replace(
-      /markdownLinkResolution: '(.+)'/,
-      `markdownLinkResolution: '${linkResolutionStrategy}'`,
-    )
-    await fs.promises.writeFile(configFilePath, configContent)
-
-    outro(`You're all set! Not sure what to do next? Try:
-   • Customizing Quartz a bit more by editing \`quartz.config.ts\`
-   • Running \`npx quartz build --serve\` to preview your Quartz locally
-   • Hosting your Quartz online (see: https://quartz.jzhao.xyz/hosting)
-`)
+  .command("create", "Initialize Quartz", CreateArgv, async (argv) => {
+    await handleCreate(argv)
  })
  .command("update", "Get the latest Quartz updates", CommonArgv, async (argv) => {
-    const contentFolder = path.join(cwd, argv.directory)
-    console.log(chalk.bgGreen.black(`\n Quartz v${version} \n`))
-    console.log("Backing up your content")
-    execSync(
-      `git remote show upstream || git remote add upstream https://github.com/jackyzha0/quartz.git`,
-    )
-    await stashContentFolder(contentFolder)
-    console.log(
-      "Pulling updates... you may need to resolve some `git` conflicts if you've made changes to components or plugins.",
-    )
-    gitPull(UPSTREAM_NAME, QUARTZ_SOURCE_BRANCH)
-    await popContentFolder(contentFolder)
-    console.log("Ensuring dependencies are up to date")
-    spawnSync("npm", ["i"], { stdio: "inherit" })
-    console.log(chalk.green("Done!"))
+    await handleUpdate(argv)
  })
  .command(
    "restore",
    "Try to restore your content folder from the cache",
    CommonArgv,
    async (argv) => {
-      const contentFolder = path.join(cwd, argv.directory)
-      await popContentFolder(contentFolder)
+      await handleRestore(argv)
    },
  )
  .command("sync", "Sync your Quartz to and from GitHub.", SyncArgv, async (argv) => {
-    const contentFolder = path.join(cwd, argv.directory)
-    console.log(chalk.bgGreen.black(`\n Quartz v${version} \n`))
-    console.log("Backing up your content")
-
-    if (argv.commit) {
-      const contentStat = await fs.promises.lstat(contentFolder)
-      if (contentStat.isSymbolicLink()) {
-        const linkTarg = await fs.promises.readlink(contentFolder)
-        console.log(chalk.yellow("Detected symlink, trying to dereference before committing"))
-
-        // stash symlink file
-        await stashContentFolder(contentFolder)
-
-        // follow symlink and copy content
-        await fs.promises.cp(linkTarg, contentFolder, {
-          recursive: true,
-          preserveTimestamps: true,
-        })
-      }
-
-      const currentTimestamp = new Date().toLocaleString("en-US", {
-        dateStyle: "medium",
-        timeStyle: "short",
-      })
-      spawnSync("git", ["add", "."], { stdio: "inherit" })
-      spawnSync("git", ["commit", "-m", `Quartz sync: ${currentTimestamp}`], { stdio: "inherit" })
-
-      if (contentStat.isSymbolicLink()) {
-        // put symlink back
-        await popContentFolder(contentFolder)
-      }
-    }
-
-    await stashContentFolder(contentFolder)
-
-    if (argv.pull) {
-      console.log(
-        "Pulling updates from your repository. You may need to resolve some `git` conflicts if you've made changes to components or plugins.",
-      )
-      gitPull(ORIGIN_NAME, QUARTZ_SOURCE_BRANCH)
-    }
-
-    await popContentFolder(contentFolder)
-    if (argv.push) {
-      console.log("Pushing your changes")
-      spawnSync("git", ["push", "-f", ORIGIN_NAME, QUARTZ_SOURCE_BRANCH], { stdio: "inherit" })
-    }
-
-    console.log(chalk.green("Done!"))
+    await handleSync(argv)
  })
  .command("build", "Build Quartz into a bundle of static HTML files", BuildArgv, async (argv) => {
-    console.log(chalk.bgGreen.black(`\n Quartz v${version} \n`))
-    const ctx = await esbuild.context({
-      entryPoints: [fp],
-      outfile: path.join("quartz", cacheFile),
-      bundle: true,
-      keepNames: true,
-      minifyWhitespace: true,
-      minifySyntax: true,
-      platform: "node",
-      format: "esm",
-      jsx: "automatic",
-      jsxImportSource: "preact",
-      packages: "external",
-      metafile: true,
-      sourcemap: true,
-      sourcesContent: false,
-      plugins: [
-        sassPlugin({
-          type: "css-text",
-          cssImports: true,
-        }),
-        {
-          name: "inline-script-loader",
-          setup(build) {
-            build.onLoad({ filter: /\.inline\.(ts|js)$/ }, async (args) => {
-              let text = await promises.readFile(args.path, "utf8")
-
-              // remove default exports that we manually inserted
-              text = text.replace("export default", "")
-              text = text.replace("export", "")
-
-              const sourcefile = path.relative(path.resolve("."), args.path)
-              const resolveDir = path.dirname(sourcefile)
-              const transpiled = await esbuild.build({
-                stdin: {
-                  contents: text,
-                  loader: "ts",
-                  resolveDir,
-                  sourcefile,
-                },
-                write: false,
-                bundle: true,
-                platform: "browser",
-                format: "esm",
-              })
-              const rawMod = transpiled.outputFiles[0].text
-              return {
-                contents: rawMod,
-                loader: "text",
-              }
-            })
-          },
-        },
-      ],
-    })
-
-    const buildMutex = new Mutex()
-    let lastBuildMs = 0
-    let cleanupBuild = null
-    const build = async (clientRefresh) => {
-      const buildStart = new Date().getTime()
-      lastBuildMs = buildStart
-      const release = await buildMutex.acquire()
-      if (lastBuildMs > buildStart) {
-        release()
-        return
-      }
-
-      if (cleanupBuild) {
-        await cleanupBuild()
-        console.log(chalk.yellow("Detected a source code change, doing a hard rebuild..."))
-      }
-
-      const result = await ctx.rebuild().catch((err) => {
-        console.error(`${chalk.red("Couldn't parse Quartz configuration:")} ${fp}`)
-        console.log(`Reason: ${chalk.grey(err)}`)
-        process.exit(1)
-      })
-      release()
-
-      if (argv.bundleInfo) {
-        const outputFileName = "quartz/.quartz-cache/transpiled-build.mjs"
-        const meta = result.metafile.outputs[outputFileName]
-        console.log(
-          `Successfully transpiled ${Object.keys(meta.inputs).length} files (${prettyBytes(
-            meta.bytes,
-          )})`,
-        )
-        console.log(await esbuild.analyzeMetafile(result.metafile, { color: true }))
-      }
-
-      // bypass module cache
-      // https://github.com/nodejs/modules/issues/307
-      const { default: buildQuartz } = await import(cacheFile + `?update=${randomUUID()}`)
-      cleanupBuild = await buildQuartz(argv, buildMutex, clientRefresh)
-      clientRefresh()
-    }
-
-    if (argv.serve) {
-      const connections = []
-      const clientRefresh = () => connections.forEach((conn) => conn.send("rebuild"))
-
-      if (argv.baseDir !== "" && !argv.baseDir.startsWith("/")) {
-        argv.baseDir = "/" + argv.baseDir
-      }
-
-      await build(clientRefresh)
-      const server = http.createServer(async (req, res) => {
-        if (argv.baseDir && !req.url?.startsWith(argv.baseDir)) {
-          console.log(
-            chalk.red(
-              `[404] ${req.url} (warning: link outside of site, this is likely a Quartz bug)`,
-            ),
-          )
-          res.writeHead(404)
-          res.end()
-          return
-        }
-
-        // strip baseDir prefix
-        req.url = req.url?.slice(argv.baseDir.length)
-
-        const serve = async () => {
-          const release = await buildMutex.acquire()
-          await serveHandler(req, res, {
-            public: argv.output,
-            directoryListing: false,
-            headers: [
-              {
-                source: "**/*.html",
-                headers: [{ key: "Content-Disposition", value: "inline" }],
-              },
-            ],
-          })
-          const status = res.statusCode
-          const statusString =
-            status >= 200 && status < 300 ? chalk.green(`[${status}]`) : chalk.red(`[${status}]`)
-          console.log(statusString + chalk.grey(` ${argv.baseDir}${req.url}`))
-          release()
-        }
-
-        const redirect = (newFp) => {
-          newFp = argv.baseDir + newFp
-          res.writeHead(302, {
-            Location: newFp,
-          })
-          console.log(chalk.yellow("[302]") + chalk.grey(` ${argv.baseDir}${req.url} -> ${newFp}`))
-          res.end()
-        }
-
-        let fp = req.url?.split("?")[0] ?? "/"
-
-        // handle redirects
-        if (fp.endsWith("/")) {
-          // /trailing/
-          // does /trailing/index.html exist? if so, serve it
-          const indexFp = path.posix.join(fp, "index.html")
-          if (fs.existsSync(path.posix.join(argv.output, indexFp))) {
-            req.url = fp
-            return serve()
-          }
-
-          // does /trailing.html exist? if so, redirect to /trailing
-          let base = fp.slice(0, -1)
-          if (path.extname(base) === "") {
-            base += ".html"
-          }
-          if (fs.existsSync(path.posix.join(argv.output, base))) {
-            return redirect(fp.slice(0, -1))
-          }
-        } else {
-          // /regular
-          // does /regular.html exist? if so, serve it
-          let base = fp
-          if (path.extname(base) === "") {
-            base += ".html"
-          }
-          if (fs.existsSync(path.posix.join(argv.output, base))) {
-            req.url = fp
-            return serve()
-          }
-
-          // does /regular/index.html exist? if so, redirect to /regular/
-          let indexFp = path.posix.join(fp, "index.html")
-          if (fs.existsSync(path.posix.join(argv.output, indexFp))) {
-            return redirect(fp + "/")
-          }
-        }
-
-        return serve()
-      })
-      server.listen(argv.port)
-      const wss = new WebSocketServer({ port: 3001 })
-      wss.on("connection", (ws) => connections.push(ws))
-      console.log(
-        chalk.cyan(
-          `Started a Quartz server listening at http://localhost:${argv.port}${argv.baseDir}`,
-        ),
-      )
-      console.log("hint: exit with ctrl+c")
-      chokidar
-        .watch(["**/*.ts", "**/*.tsx", "**/*.scss", "package.json"], {
-          ignoreInitial: true,
-        })
-        .on("all", async () => {
-          build(clientRefresh)
-        })
-    } else {
-      await build(() => {})
-      ctx.dispose()
-    }
+    await handleBuild(argv)
  })
  .showHelpOnFail(false)
  .help()
--- a/quartz/cfg.ts
+++ b/quartz/cfg.ts
@@ -12,6 +12,10 @@ export type Analytics =
      provider: "google"
      tagId: string
    }
+  | {
+      provider: "umami"
+      websiteId: string
+    }

 export interface GlobalConfiguration {
  pageTitle: string
--- a/quartz/cli/args.js
+++ b/quartz/cli/args.js
@@ -0,0 +1,103 @@
+export const CommonArgv = {
+  directory: {
+    string: true,
+    alias: ["d"],
+    default: "content",
+    describe: "directory to look for content files",
+  },
+  verbose: {
+    boolean: true,
+    alias: ["v"],
+    default: false,
+    describe: "print out extra logging information",
+  },
+}
+
+export const CreateArgv = {
+  ...CommonArgv,
+  source: {
+    string: true,
+    alias: ["s"],
+    describe: "source directory to copy/create symlink from",
+  },
+  strategy: {
+    string: true,
+    alias: ["X"],
+    choices: ["new", "copy", "symlink"],
+    describe: "strategy for content folder setup",
+  },
+  links: {
+    string: true,
+    alias: ["l"],
+    choices: ["absolute", "shortest", "relative"],
+    describe: "strategy to resolve links",
+  },
+}
+
+export const SyncArgv = {
+  ...CommonArgv,
+  commit: {
+    boolean: true,
+    default: true,
+    describe: "create a git commit for your unsaved changes",
+  },
+  message: {
+    string: true,
+    alias: ["m"],
+    describe: "option to override the default Quartz commit message",
+  },
+  push: {
+    boolean: true,
+    default: true,
+    describe: "push updates to your Quartz fork",
+  },
+  pull: {
+    boolean: true,
+    default: true,
+    describe: "pull updates from your Quartz fork",
+  },
+}
+
+export const BuildArgv = {
+  ...CommonArgv,
+  output: {
+    string: true,
+    alias: ["o"],
+    default: "public",
+    describe: "output folder for files",
+  },
+  serve: {
+    boolean: true,
+    default: false,
+    describe: "run a local server to live-preview your Quartz",
+  },
+  baseDir: {
+    string: true,
+    default: "",
+    describe: "base path to serve your local server on",
+  },
+  port: {
+    number: true,
+    default: 8080,
+    describe: "port to serve Quartz on",
+  },
+  wsPort: {
+    number: true,
+    default: 3001,
+    describe: "port to use for WebSocket-based hot-reload notifications",
+  },
+  remoteDevHost: {
+    string: true,
+    default: "",
+    describe: "A URL override for the websocket connection if you are not developing on localhost",
+  },
+  bundleInfo: {
+    boolean: true,
+    default: false,
+    describe: "show detailed bundle information",
+  },
+  concurrency: {
+    number: true,
+    describe: "how many threads to use to parse notes",
+  },
+}
--- a/quartz/cli/constants.js
+++ b/quartz/cli/constants.js
@@ -0,0 +1,15 @@
+import path from "path"
+import { readFileSync } from "fs"
+
+/**
+ * All constants relating to helpers or handlers
+ */
+export const ORIGIN_NAME = "origin"
+export const UPSTREAM_NAME = "upstream"
+export const QUARTZ_SOURCE_BRANCH = "v4"
+export const cwd = process.cwd()
+export const cacheDir = path.join(cwd, ".quartz-cache")
+export const cacheFile = "./quartz/.quartz-cache/transpiled-build.mjs"
+export const fp = "./quartz/build.ts"
+export const { version } = JSON.parse(readFileSync("./package.json").toString())
+export const contentCacheFolder = path.join(cacheDir, "content-cache")
--- a/quartz/cli/handlers.js
+++ b/quartz/cli/handlers.js
@@ -0,0 +1,512 @@
+import { promises } from "fs"
+import path from "path"
+import esbuild from "esbuild"
+import chalk from "chalk"
+import { sassPlugin } from "esbuild-sass-plugin"
+import fs from "fs"
+import { intro, outro, select, text } from "@clack/prompts"
+import { rimraf } from "rimraf"
+import chokidar from "chokidar"
+import prettyBytes from "pretty-bytes"
+import { execSync, spawnSync } from "child_process"
+import http from "http"
+import serveHandler from "serve-handler"
+import { WebSocketServer } from "ws"
+import { randomUUID } from "crypto"
+import { Mutex } from "async-mutex"
+import { CreateArgv } from "./args.js"
+import {
+  exitIfCancel,
+  escapePath,
+  gitPull,
+  popContentFolder,
+  stashContentFolder,
+} from "./helpers.js"
+import {
+  UPSTREAM_NAME,
+  QUARTZ_SOURCE_BRANCH,
+  ORIGIN_NAME,
+  version,
+  fp,
+  cacheFile,
+  cwd,
+} from "./constants.js"
+
+/**
+ * Handles `npx quartz create`
+ * @param {*} argv arguments for `create`
+ */
+export async function handleCreate(argv) {
+  console.log()
+  intro(chalk.bgGreen.black(` Quartz v${version} `))
+  const contentFolder = path.join(cwd, argv.directory)
+  let setupStrategy = argv.strategy?.toLowerCase()
+  let linkResolutionStrategy = argv.links?.toLowerCase()
+  const sourceDirectory = argv.source
+
+  // If all cmd arguments were provided, check if theyre valid
+  if (setupStrategy && linkResolutionStrategy) {
+    // If setup isn't, "new", source argument is required
+    if (setupStrategy !== "new") {
+      // Error handling
+      if (!sourceDirectory) {
+        outro(
+          chalk.red(
+            `Setup strategies (arg '${chalk.yellow(
+              `-${CreateArgv.strategy.alias[0]}`,
+            )}') other than '${chalk.yellow(
+              "new",
+            )}' require content folder argument ('${chalk.yellow(
+              `-${CreateArgv.source.alias[0]}`,
+            )}') to be set`,
+          ),
+        )
+        process.exit(1)
+      } else {
+        if (!fs.existsSync(sourceDirectory)) {
+          outro(
+            chalk.red(
+              `Input directory to copy/symlink 'content' from not found ('${chalk.yellow(
+                sourceDirectory,
+              )}', invalid argument "${chalk.yellow(`-${CreateArgv.source.alias[0]}`)})`,
+            ),
+          )
+          process.exit(1)
+        } else if (!fs.lstatSync(sourceDirectory).isDirectory()) {
+          outro(
+            chalk.red(
+              `Source directory to copy/symlink 'content' from is not a directory (found file at '${chalk.yellow(
+                sourceDirectory,
+              )}', invalid argument ${chalk.yellow(`-${CreateArgv.source.alias[0]}`)}")`,
+            ),
+          )
+          process.exit(1)
+        }
+      }
+    }
+  }
+
+  // Use cli process if cmd args werent provided
+  if (!setupStrategy) {
+    setupStrategy = exitIfCancel(
+      await select({
+        message: `Choose how to initialize the content in \`${contentFolder}\``,
+        options: [
+          { value: "new", label: "Empty Quartz" },
+          { value: "copy", label: "Copy an existing folder", hint: "overwrites `content`" },
+          {
+            value: "symlink",
+            label: "Symlink an existing folder",
+            hint: "don't select this unless you know what you are doing!",
+          },
+        ],
+      }),
+    )
+  }
+
+  async function rmContentFolder() {
+    const contentStat = await fs.promises.lstat(contentFolder)
+    if (contentStat.isSymbolicLink()) {
+      await fs.promises.unlink(contentFolder)
+    } else {
+      await rimraf(contentFolder)
+    }
+  }
+
+  await fs.promises.unlink(path.join(contentFolder, ".gitkeep"))
+  if (setupStrategy === "copy" || setupStrategy === "symlink") {
+    let originalFolder = sourceDirectory
+
+    // If input directory was not passed, use cli
+    if (!sourceDirectory) {
+      originalFolder = escapePath(
+        exitIfCancel(
+          await text({
+            message: "Enter the full path to existing content folder",
+            placeholder:
+              "On most terminal emulators, you can drag and drop a folder into the window and it will paste the full path",
+            validate(fp) {
+              const fullPath = escapePath(fp)
+              if (!fs.existsSync(fullPath)) {
+                return "The given path doesn't exist"
+              } else if (!fs.lstatSync(fullPath).isDirectory()) {
+                return "The given path is not a folder"
+              }
+            },
+          }),
+        ),
+      )
+    }
+
+    await rmContentFolder()
+    if (setupStrategy === "copy") {
+      await fs.promises.cp(originalFolder, contentFolder, {
+        recursive: true,
+        preserveTimestamps: true,
+      })
+    } else if (setupStrategy === "symlink") {
+      await fs.promises.symlink(originalFolder, contentFolder, "dir")
+    }
+  } else if (setupStrategy === "new") {
+    await fs.promises.writeFile(
+      path.join(contentFolder, "index.md"),
+      `---
+title: Welcome to Quartz
+---
+
+This is a blank Quartz installation.
+See the [documentation](https://quartz.jzhao.xyz) for how to get started.
+`,
+    )
+  }
+
+  // Use cli process if cmd args werent provided
+  if (!linkResolutionStrategy) {
+    // get a preferred link resolution strategy
+    linkResolutionStrategy = exitIfCancel(
+      await select({
+        message: `Choose how Quartz should resolve links in your content. You can change this later in \`quartz.config.ts\`.`,
+        options: [
+          {
+            value: "absolute",
+            label: "Treat links as absolute path",
+            hint: "for content made for Quartz 3 and Hugo",
+          },
+          {
+            value: "shortest",
+            label: "Treat links as shortest path",
+            hint: "for most Obsidian vaults",
+          },
+          {
+            value: "relative",
+            label: "Treat links as relative paths",
+            hint: "for just normal Markdown files",
+          },
+        ],
+      }),
+    )
+  }
+
+  // now, do config changes
+  const configFilePath = path.join(cwd, "quartz.config.ts")
+  let configContent = await fs.promises.readFile(configFilePath, { encoding: "utf-8" })
+  configContent = configContent.replace(
+    /markdownLinkResolution: '(.+)'/,
+    `markdownLinkResolution: '${linkResolutionStrategy}'`,
+  )
+  await fs.promises.writeFile(configFilePath, configContent)
+
+  outro(`You're all set! Not sure what to do next? Try:
+  • Customizing Quartz a bit more by editing \`quartz.config.ts\`
+  • Running \`npx quartz build --serve\` to preview your Quartz locally
+  • Hosting your Quartz online (see: https://quartz.jzhao.xyz/hosting)
+`)
+}
+
+/**
+ * Handles `npx quartz build`
+ * @param {*} argv arguments for `build`
+ */
+export async function handleBuild(argv) {
+  console.log(chalk.bgGreen.black(`\n Quartz v${version} \n`))
+  const ctx = await esbuild.context({
+    entryPoints: [fp],
+    outfile: cacheFile,
+    bundle: true,
+    keepNames: true,
+    minifyWhitespace: true,
+    minifySyntax: true,
+    platform: "node",
+    format: "esm",
+    jsx: "automatic",
+    jsxImportSource: "preact",
+    packages: "external",
+    metafile: true,
+    sourcemap: true,
+    sourcesContent: false,
+    plugins: [
+      sassPlugin({
+        type: "css-text",
+        cssImports: true,
+      }),
+      {
+        name: "inline-script-loader",
+        setup(build) {
+          build.onLoad({ filter: /\.inline\.(ts|js)$/ }, async (args) => {
+            let text = await promises.readFile(args.path, "utf8")
+
+            // remove default exports that we manually inserted
+            text = text.replace("export default", "")
+            text = text.replace("export", "")
+
+            const sourcefile = path.relative(path.resolve("."), args.path)
+            const resolveDir = path.dirname(sourcefile)
+            const transpiled = await esbuild.build({
+              stdin: {
+                contents: text,
+                loader: "ts",
+                resolveDir,
+                sourcefile,
+              },
+              write: false,
+              bundle: true,
+              platform: "browser",
+              format: "esm",
+            })
+            const rawMod = transpiled.outputFiles[0].text
+            return {
+              contents: rawMod,
+              loader: "text",
+            }
+          })
+        },
+      },
+    ],
+  })
+
+  const buildMutex = new Mutex()
+  let lastBuildMs = 0
+  let cleanupBuild = null
+  const build = async (clientRefresh) => {
+    const buildStart = new Date().getTime()
+    lastBuildMs = buildStart
+    const release = await buildMutex.acquire()
+    if (lastBuildMs > buildStart) {
+      release()
+      return
+    }
+
+    if (cleanupBuild) {
+      await cleanupBuild()
+      console.log(chalk.yellow("Detected a source code change, doing a hard rebuild..."))
+    }
+
+    const result = await ctx.rebuild().catch((err) => {
+      console.error(`${chalk.red("Couldn't parse Quartz configuration:")} ${fp}`)
+      console.log(`Reason: ${chalk.grey(err)}`)
+      process.exit(1)
+    })
+    release()
+
+    if (argv.bundleInfo) {
+      const outputFileName = "quartz/.quartz-cache/transpiled-build.mjs"
+      const meta = result.metafile.outputs[outputFileName]
+      console.log(
+        `Successfully transpiled ${Object.keys(meta.inputs).length} files (${prettyBytes(
+          meta.bytes,
+        )})`,
+      )
+      console.log(await esbuild.analyzeMetafile(result.metafile, { color: true }))
+    }
+
+    // bypass module cache
+    // https://github.com/nodejs/modules/issues/307
+    const { default: buildQuartz } = await import(`../../${cacheFile}?update=${randomUUID()}`)
+    // ^ this import is relative, so base "cacheFile" path can't be used
+
+    cleanupBuild = await buildQuartz(argv, buildMutex, clientRefresh)
+    clientRefresh()
+  }
+
+  if (argv.serve) {
+    const connections = []
+    const clientRefresh = () => connections.forEach((conn) => conn.send("rebuild"))
+
+    if (argv.baseDir !== "" && !argv.baseDir.startsWith("/")) {
+      argv.baseDir = "/" + argv.baseDir
+    }
+
+    await build(clientRefresh)
+    const server = http.createServer(async (req, res) => {
+      if (argv.baseDir && !req.url?.startsWith(argv.baseDir)) {
+        console.log(
+          chalk.red(
+            `[404] ${req.url} (warning: link outside of site, this is likely a Quartz bug)`,
+          ),
+        )
+        res.writeHead(404)
+        res.end()
+        return
+      }
+
+      // strip baseDir prefix
+      req.url = req.url?.slice(argv.baseDir.length)
+
+      const serve = async () => {
+        const release = await buildMutex.acquire()
+        await serveHandler(req, res, {
+          public: argv.output,
+          directoryListing: false,
+          headers: [
+            {
+              source: "**/*.html",
+              headers: [{ key: "Content-Disposition", value: "inline" }],
+            },
+          ],
+        })
+        const status = res.statusCode
+        const statusString =
+          status >= 200 && status < 300 ? chalk.green(`[${status}]`) : chalk.red(`[${status}]`)
+        console.log(statusString + chalk.grey(` ${argv.baseDir}${req.url}`))
+        release()
+      }
+
+      const redirect = (newFp) => {
+        newFp = argv.baseDir + newFp
+        res.writeHead(302, {
+          Location: newFp,
+        })
+        console.log(chalk.yellow("[302]") + chalk.grey(` ${argv.baseDir}${req.url} -> ${newFp}`))
+        res.end()
+      }
+
+      let fp = req.url?.split("?")[0] ?? "/"
+
+      // handle redirects
+      if (fp.endsWith("/")) {
+        // /trailing/
+        // does /trailing/index.html exist? if so, serve it
+        const indexFp = path.posix.join(fp, "index.html")
+        if (fs.existsSync(path.posix.join(argv.output, indexFp))) {
+          req.url = fp
+          return serve()
+        }
+
+        // does /trailing.html exist? if so, redirect to /trailing
+        let base = fp.slice(0, -1)
+        if (path.extname(base) === "") {
+          base += ".html"
+        }
+        if (fs.existsSync(path.posix.join(argv.output, base))) {
+          return redirect(fp.slice(0, -1))
+        }
+      } else {
+        // /regular
+        // does /regular.html exist? if so, serve it
+        let base = fp
+        if (path.extname(base) === "") {
+          base += ".html"
+        }
+        if (fs.existsSync(path.posix.join(argv.output, base))) {
+          req.url = fp
+          return serve()
+        }
+
+        // does /regular/index.html exist? if so, redirect to /regular/
+        let indexFp = path.posix.join(fp, "index.html")
+        if (fs.existsSync(path.posix.join(argv.output, indexFp))) {
+          return redirect(fp + "/")
+        }
+      }
+
+      return serve()
+    })
+    server.listen(argv.port)
+    const wss = new WebSocketServer({ port: argv.wsPort })
+    wss.on("connection", (ws) => connections.push(ws))
+    console.log(
+      chalk.cyan(
+        `Started a Quartz server listening at http://localhost:${argv.port}${argv.baseDir}`,
+      ),
+    )
+    console.log("hint: exit with ctrl+c")
+    chokidar
+      .watch(["**/*.ts", "**/*.tsx", "**/*.scss", "package.json"], {
+        ignoreInitial: true,
+      })
+      .on("all", async () => {
+        build(clientRefresh)
+      })
+  } else {
+    await build(() => {})
+    ctx.dispose()
+  }
+}
+
+/**
+ * Handles `npx quartz update`
+ * @param {*} argv arguments for `update`
+ */
+export async function handleUpdate(argv) {
+  const contentFolder = path.join(cwd, argv.directory)
+  console.log(chalk.bgGreen.black(`\n Quartz v${version} \n`))
+  console.log("Backing up your content")
+  execSync(
+    `git remote show upstream || git remote add upstream https://github.com/jackyzha0/quartz.git`,
+  )
+  await stashContentFolder(contentFolder)
+  console.log(
+    "Pulling updates... you may need to resolve some `git` conflicts if you've made changes to components or plugins.",
+  )
+  gitPull(UPSTREAM_NAME, QUARTZ_SOURCE_BRANCH)
+  await popContentFolder(contentFolder)
+  console.log("Ensuring dependencies are up to date")
+  spawnSync("npm", ["i"], { stdio: "inherit" })
+  console.log(chalk.green("Done!"))
+}
+
+/**
+ * Handles `npx quartz restore`
+ * @param {*} argv arguments for `restore`
+ */
+export async function handleRestore(argv) {
+  const contentFolder = path.join(cwd, argv.directory)
+  await popContentFolder(contentFolder)
+}
+
+/**
+ * Handles `npx quartz sync`
+ * @param {*} argv arguments for `sync`
+ */
+export async function handleSync(argv) {
+  const contentFolder = path.join(cwd, argv.directory)
+  console.log(chalk.bgGreen.black(`\n Quartz v${version} \n`))
+  console.log("Backing up your content")
+
+  if (argv.commit) {
+    const contentStat = await fs.promises.lstat(contentFolder)
+    if (contentStat.isSymbolicLink()) {
+      const linkTarg = await fs.promises.readlink(contentFolder)
+      console.log(chalk.yellow("Detected symlink, trying to dereference before committing"))
+
+      // stash symlink file
+      await stashContentFolder(contentFolder)
+
+      // follow symlink and copy content
+      await fs.promises.cp(linkTarg, contentFolder, {
+        recursive: true,
+        preserveTimestamps: true,
+      })
+    }
+
+    const currentTimestamp = new Date().toLocaleString("en-US", {
+      dateStyle: "medium",
+      timeStyle: "short",
+    })
+    const commitMessage = argv.message ?? `Quartz sync: ${currentTimestamp}`
+    spawnSync("git", ["add", "."], { stdio: "inherit" })
+    spawnSync("git", ["commit", "-m", commitMessage], { stdio: "inherit" })
+
+    if (contentStat.isSymbolicLink()) {
+      // put symlink back
+      await popContentFolder(contentFolder)
+    }
+  }
+
+  await stashContentFolder(contentFolder)
+
+  if (argv.pull) {
+    console.log(
+      "Pulling updates from your repository. You may need to resolve some `git` conflicts if you've made changes to components or plugins.",
+    )
+    gitPull(ORIGIN_NAME, QUARTZ_SOURCE_BRANCH)
+  }
+
+  await popContentFolder(contentFolder)
+  if (argv.push) {
+    console.log("Pushing your changes")
+    spawnSync("git", ["push", "-f", ORIGIN_NAME, QUARTZ_SOURCE_BRANCH], { stdio: "inherit" })
+  }
+
+  console.log(chalk.green("Done!"))
+}
--- a/quartz/cli/helpers.js
+++ b/quartz/cli/helpers.js
@@ -0,0 +1,52 @@
+import { isCancel, outro } from "@clack/prompts"
+import chalk from "chalk"
+import { contentCacheFolder } from "./constants.js"
+import { spawnSync } from "child_process"
+import fs from "fs"
+
+export function escapePath(fp) {
+  return fp
+    .replace(/\\ /g, " ") // unescape spaces
+    .replace(/^".*"$/, "$1")
+    .replace(/^'.*"$/, "$1")
+    .trim()
+}
+
+export function exitIfCancel(val) {
+  if (isCancel(val)) {
+    outro(chalk.red("Exiting"))
+    process.exit(0)
+  } else {
+    return val
+  }
+}
+
+export async function stashContentFolder(contentFolder) {
+  await fs.promises.rm(contentCacheFolder, { force: true, recursive: true })
+  await fs.promises.cp(contentFolder, contentCacheFolder, {
+    force: true,
+    recursive: true,
+    verbatimSymlinks: true,
+    preserveTimestamps: true,
+  })
+  await fs.promises.rm(contentFolder, { force: true, recursive: true })
+}
+
+export function gitPull(origin, branch) {
+  const flags = ["--no-rebase", "--autostash", "-s", "recursive", "-X", "ours", "--no-edit"]
+  const out = spawnSync("git", ["pull", ...flags, origin, branch], { stdio: "inherit" })
+  if (out.stderr) {
+    throw new Error(`Error while pulling updates: ${out.stderr}`)
+  }
+}
+
+export async function popContentFolder(contentFolder) {
+  await fs.promises.rm(contentFolder, { force: true, recursive: true })
+  await fs.promises.cp(contentCacheFolder, contentFolder, {
+    force: true,
+    recursive: true,
+    verbatimSymlinks: true,
+    preserveTimestamps: true,
+  })
+  await fs.promises.rm(contentCacheFolder, { force: true, recursive: true })
+}
--- a/quartz/components/ArticleTitle.tsx
+++ b/quartz/components/ArticleTitle.tsx
@@ -1,9 +1,9 @@
 import { QuartzComponentConstructor, QuartzComponentProps } from "./types"

-function ArticleTitle({ fileData }: QuartzComponentProps) {
+function ArticleTitle({ fileData, displayClass }: QuartzComponentProps) {
  const title = fileData.frontmatter?.title
  if (title) {
-    return <h1 class="article-title">{title}</h1>
+    return <h1 class={`article-title ${displayClass ?? ""}`}>{title}</h1>
  } else {
    return null
  }
--- a/quartz/components/Backlinks.tsx
+++ b/quartz/components/Backlinks.tsx
@@ -2,11 +2,11 @@ import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import style from "./styles/backlinks.scss"
 import { resolveRelative, simplifySlug } from "../util/path"

-function Backlinks({ fileData, allFiles }: QuartzComponentProps) {
+function Backlinks({ fileData, allFiles, displayClass }: QuartzComponentProps) {
  const slug = simplifySlug(fileData.slug!)
  const backlinkFiles = allFiles.filter((file) => file.links?.includes(slug))
  return (
-    <div class="backlinks">
+    <div class={`backlinks ${displayClass ?? ""}`}>
      <h3>Backlinks</h3>
      <ul class="overflow">
        {backlinkFiles.length > 0 ? (
--- a/quartz/components/Breadcrumbs.tsx
+++ b/quartz/components/Breadcrumbs.tsx
@@ -0,0 +1,116 @@
+import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
+import breadcrumbsStyle from "./styles/breadcrumbs.scss"
+import { FullSlug, SimpleSlug, resolveRelative } from "../util/path"
+import { QuartzPluginData } from "../plugins/vfile"
+
+type CrumbData = {
+  displayName: string
+  path: string
+}
+
+interface BreadcrumbOptions {
+  /**
+   * Symbol between crumbs
+   */
+  spacerSymbol: string
+  /**
+   * Name of first crumb
+   */
+  rootName: string
+  /**
+   * wether to look up frontmatter title for folders (could cause performance problems with big vaults)
+   */
+  resolveFrontmatterTitle: boolean
+  /**
+   * Wether to display breadcrumbs on root `index.md`
+   */
+  hideOnRoot: boolean
+}
+
+const defaultOptions: BreadcrumbOptions = {
+  spacerSymbol: "❯",
+  rootName: "Home",
+  resolveFrontmatterTitle: true,
+  hideOnRoot: true,
+}
+
+function formatCrumb(displayName: string, baseSlug: FullSlug, currentSlug: SimpleSlug): CrumbData {
+  return {
+    displayName: displayName.replaceAll("-", " "),
+    path: resolveRelative(baseSlug, currentSlug),
+  }
+}
+
+export default ((opts?: Partial<BreadcrumbOptions>) => {
+  // Merge options with defaults
+  const options: BreadcrumbOptions = { ...defaultOptions, ...opts }
+
+  // computed index of folder name to its associated file data
+  let folderIndex: Map<string, QuartzPluginData> | undefined
+
+  function Breadcrumbs({ fileData, allFiles, displayClass }: QuartzComponentProps) {
+    // Hide crumbs on root if enabled
+    if (options.hideOnRoot && fileData.slug === "index") {
+      return <></>
+    }
+
+    // Format entry for root element
+    const firstEntry = formatCrumb(options.rootName, fileData.slug!, "/" as SimpleSlug)
+    const crumbs: CrumbData[] = [firstEntry]
+
+    if (!folderIndex && options.resolveFrontmatterTitle) {
+      folderIndex = new Map()
+      // construct the index for the first time
+      for (const file of allFiles) {
+        if (file.slug?.endsWith("index")) {
+          const folderParts = file.filePath?.split("/")
+          if (folderParts) {
+            const folderName = folderParts[folderParts?.length - 2]
+            folderIndex.set(folderName, file)
+          }
+        }
+      }
+    }
+
+    // Split slug into hierarchy/parts
+    const slugParts = fileData.slug?.split("/")
+    if (slugParts) {
+      // full path until current part
+      let currentPath = ""
+      for (let i = 0; i < slugParts.length - 1; i++) {
+        let curPathSegment = slugParts[i]
+
+        // Try to resolve frontmatter folder title
+        const currentFile = folderIndex?.get(curPathSegment)
+        if (currentFile) {
+          curPathSegment = currentFile.frontmatter!.title
+        }
+
+        // Add current slug to full path
+        currentPath += slugParts[i] + "/"
+
+        // Format and add current crumb
+        const crumb = formatCrumb(curPathSegment, fileData.slug!, currentPath as SimpleSlug)
+        crumbs.push(crumb)
+      }
+
+      // Add current file to crumb (can directly use frontmatter title)
+      crumbs.push({
+        displayName: fileData.frontmatter!.title,
+        path: "",
+      })
+    }
+    return (
+      <nav class={`breadcrumb-container ${displayClass ?? ""}`} aria-label="breadcrumbs">
+        {crumbs.map((crumb, index) => (
+          <div class="breadcrumb-element">
+            <a href={crumb.path}>{crumb.displayName}</a>
+            {index !== crumbs.length - 1 && <p>{` ${options.spacerSymbol} `}</p>}
+          </div>
+        ))}
+      </nav>
+    )
+  }
+  Breadcrumbs.css = breadcrumbsStyle
+  return Breadcrumbs
+}) satisfies QuartzComponentConstructor
--- a/quartz/components/ContentMeta.tsx
+++ b/quartz/components/ContentMeta.tsx
@@ -3,7 +3,7 @@ import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import readingTime from "reading-time"

 export default (() => {
-  function ContentMetadata({ cfg, fileData }: QuartzComponentProps) {
+  function ContentMetadata({ cfg, fileData, displayClass }: QuartzComponentProps) {
    const text = fileData.text
    if (text) {
      const segments: string[] = []
@@ -14,7 +14,7 @@ export default (() => {
      }

      segments.push(timeTaken)
-      return <p class="content-meta">{segments.join(", ")}</p>
+      return <p class={`content-meta ${displayClass ?? ""}`}>{segments.join(", ")}</p>
    } else {
      return null
    }
--- a/quartz/components/Darkmode.tsx
+++ b/quartz/components/Darkmode.tsx
@@ -3,11 +3,11 @@
 // see: https://v8.dev/features/modules#defer
 import darkmodeScript from "./scripts/darkmode.inline"
 import styles from "./styles/darkmode.scss"
-import { QuartzComponentConstructor } from "./types"
+import { QuartzComponentConstructor, QuartzComponentProps } from "./types"

-function Darkmode() {
+function Darkmode({ displayClass }: QuartzComponentProps) {
  return (
-    <div class="darkmode">
+    <div class={`darkmode ${displayClass ?? ""}`}>
      <input class="toggle" id="darkmode-toggle" type="checkbox" tabIndex={-1} />
      <label id="toggle-label-light" for="darkmode-toggle" tabIndex={-1}>
        <svg
--- a/quartz/components/Explorer.tsx
+++ b/quartz/components/Explorer.tsx
@@ -0,0 +1,126 @@
+import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
+import explorerStyle from "./styles/explorer.scss"
+
+// @ts-ignore
+import script from "./scripts/explorer.inline"
+import { ExplorerNode, FileNode, Options } from "./ExplorerNode"
+import { QuartzPluginData } from "../plugins/vfile"
+
+// Options interface defined in `ExplorerNode` to avoid circular dependency
+const defaultOptions = {
+  title: "Explorer",
+  folderClickBehavior: "collapse",
+  folderDefaultState: "collapsed",
+  useSavedState: true,
+  sortFn: (a, b) => {
+    // Sort order: folders first, then files. Sort folders and files alphabetically
+    if ((!a.file && !b.file) || (a.file && b.file)) {
+      // numeric: true: Whether numeric collation should be used, such that "1" < "2" < "10"
+      // sensitivity: "base": Only strings that differ in base letters compare as unequal. Examples: a ≠ b, a = á, a = A
+      return a.displayName.localeCompare(b.displayName, undefined, {
+        numeric: true,
+        sensitivity: "base",
+      })
+    }
+    if (a.file && !b.file) {
+      return 1
+    } else {
+      return -1
+    }
+  },
+  filterFn: (node) => node.name !== "tags",
+  order: ["filter", "map", "sort"],
+} satisfies Options
+
+export default ((userOpts?: Partial<Options>) => {
+  // Parse config
+  const opts: Options = { ...defaultOptions, ...userOpts }
+
+  // memoized
+  let fileTree: FileNode
+  let jsonTree: string
+
+  function constructFileTree(allFiles: QuartzPluginData[]) {
+    if (!fileTree) {
+      // Construct tree from allFiles
+      fileTree = new FileNode("")
+      allFiles.forEach((file) => fileTree.add(file, 1))
+
+      /**
+       * Keys of this object must match corresponding function name of `FileNode`,
+       * while values must be the argument that will be passed to the function.
+       *
+       * e.g. entry for FileNode.sort: `sort: opts.sortFn` (value is sort function from options)
+       */
+      const functions = {
+        map: opts.mapFn,
+        sort: opts.sortFn,
+        filter: opts.filterFn,
+      }
+
+      // Execute all functions (sort, filter, map) that were provided (if none were provided, only default "sort" is applied)
+      if (opts.order) {
+        // Order is important, use loop with index instead of order.map()
+        for (let i = 0; i < opts.order.length; i++) {
+          const functionName = opts.order[i]
+          if (functions[functionName]) {
+            // for every entry in order, call matching function in FileNode and pass matching argument
+            // e.g. i = 0; functionName = "filter"
+            // converted to: (if opts.filterFn) => fileTree.filter(opts.filterFn)
+
+            // @ts-ignore
+            // typescript cant statically check these dynamic references, so manually make sure reference is valid and ignore warning
+            fileTree[functionName].call(fileTree, functions[functionName])
+          }
+        }
+      }
+
+      // Get all folders of tree. Initialize with collapsed state
+      const folders = fileTree.getFolderPaths(opts.folderDefaultState === "collapsed")
+
+      // Stringify to pass json tree as data attribute ([data-tree])
+      jsonTree = JSON.stringify(folders)
+    }
+  }
+
+  function Explorer({ allFiles, displayClass, fileData }: QuartzComponentProps) {
+    constructFileTree(allFiles)
+    return (
+      <div class={`explorer ${displayClass ?? ""}`}>
+        <button
+          type="button"
+          id="explorer"
+          data-behavior={opts.folderClickBehavior}
+          data-collapsed={opts.folderDefaultState}
+          data-savestate={opts.useSavedState}
+          data-tree={jsonTree}
+        >
+          <h1>{opts.title}</h1>
+          <svg
+            xmlns="http://www.w3.org/2000/svg"
+            width="14"
+            height="14"
+            viewBox="5 8 14 8"
+            fill="none"
+            stroke="currentColor"
+            stroke-width="2"
+            stroke-linecap="round"
+            stroke-linejoin="round"
+            class="fold"
+          >
+            <polyline points="6 9 12 15 18 9"></polyline>
+          </svg>
+        </button>
+        <div id="explorer-content">
+          <ul class="overflow" id="explorer-ul">
+            <ExplorerNode node={fileTree} opts={opts} fileData={fileData} />
+            <li id="explorer-end" />
+          </ul>
+        </div>
+      </div>
+    )
+  }
+  Explorer.css = explorerStyle
+  Explorer.afterDOMLoaded = script
+  return Explorer
+}) satisfies QuartzComponentConstructor
--- a/quartz/components/ExplorerNode.tsx
+++ b/quartz/components/ExplorerNode.tsx
@@ -0,0 +1,224 @@
+// @ts-ignore
+import { QuartzPluginData } from "../plugins/vfile"
+import { resolveRelative } from "../util/path"
+
+type OrderEntries = "sort" | "filter" | "map"
+
+export interface Options {
+  title: string
+  folderDefaultState: "collapsed" | "open"
+  folderClickBehavior: "collapse" | "link"
+  useSavedState: boolean
+  sortFn: (a: FileNode, b: FileNode) => number
+  filterFn?: (node: FileNode) => boolean
+  mapFn?: (node: FileNode) => void
+  order?: OrderEntries[]
+}
+
+type DataWrapper = {
+  file: QuartzPluginData
+  path: string[]
+}
+
+export type FolderState = {
+  path: string
+  collapsed: boolean
+}
+
+// Structure to add all files into a tree
+export class FileNode {
+  children: FileNode[]
+  name: string
+  displayName: string
+  file: QuartzPluginData | null
+  depth: number
+
+  constructor(name: string, file?: QuartzPluginData, depth?: number) {
+    this.children = []
+    this.name = name
+    this.displayName = name
+    this.file = file ? structuredClone(file) : null
+    this.depth = depth ?? 0
+  }
+
+  private insert(file: DataWrapper) {
+    if (file.path.length === 1) {
+      if (file.path[0] !== "index.md") {
+        this.children.push(new FileNode(file.file.frontmatter!.title, file.file, this.depth + 1))
+      } else {
+        const title = file.file.frontmatter?.title
+        if (title && title !== "index" && file.path[0] === "index.md") {
+          this.displayName = title
+        }
+      }
+    } else {
+      const next = file.path[0]
+      file.path = file.path.splice(1)
+      for (const child of this.children) {
+        if (child.name === next) {
+          child.insert(file)
+          return
+        }
+      }
+
+      const newChild = new FileNode(next, undefined, this.depth + 1)
+      newChild.insert(file)
+      this.children.push(newChild)
+    }
+  }
+
+  // Add new file to tree
+  add(file: QuartzPluginData, splice: number = 0) {
+    this.insert({ file, path: file.filePath!.split("/").splice(splice) })
+  }
+
+  // Print tree structure (for debugging)
+  print(depth: number = 0) {
+    let folderChar = ""
+    if (!this.file) folderChar = "|"
+    console.log("-".repeat(depth), folderChar, this.name, this.depth)
+    this.children.forEach((e) => e.print(depth + 1))
+  }
+
+  /**
+   * Filter FileNode tree. Behaves similar to `Array.prototype.filter()`, but modifies tree in place
+   * @param filterFn function to filter tree with
+   */
+  filter(filterFn: (node: FileNode) => boolean) {
+    this.children = this.children.filter(filterFn)
+    this.children.forEach((child) => child.filter(filterFn))
+  }
+
+  /**
+   * Filter FileNode tree. Behaves similar to `Array.prototype.map()`, but modifies tree in place
+   * @param mapFn function to use for mapping over tree
+   */
+  map(mapFn: (node: FileNode) => void) {
+    mapFn(this)
+
+    this.children.forEach((child) => child.map(mapFn))
+  }
+
+  /**
+   * Get folder representation with state of tree.
+   * Intended to only be called on root node before changes to the tree are made
+   * @param collapsed default state of folders (collapsed by default or not)
+   * @returns array containing folder state for tree
+   */
+  getFolderPaths(collapsed: boolean): FolderState[] {
+    const folderPaths: FolderState[] = []
+
+    const traverse = (node: FileNode, currentPath: string) => {
+      if (!node.file) {
+        const folderPath = currentPath + (currentPath ? "/" : "") + node.name
+        if (folderPath !== "") {
+          folderPaths.push({ path: folderPath, collapsed })
+        }
+        node.children.forEach((child) => traverse(child, folderPath))
+      }
+    }
+
+    traverse(this, "")
+
+    return folderPaths
+  }
+
+  // Sort order: folders first, then files. Sort folders and files alphabetically
+  /**
+   * Sorts tree according to sort/compare function
+   * @param sortFn compare function used for `.sort()`, also used recursively for children
+   */
+  sort(sortFn: (a: FileNode, b: FileNode) => number) {
+    this.children = this.children.sort(sortFn)
+    this.children.forEach((e) => e.sort(sortFn))
+  }
+}
+
+type ExplorerNodeProps = {
+  node: FileNode
+  opts: Options
+  fileData: QuartzPluginData
+  fullPath?: string
+}
+
+export function ExplorerNode({ node, opts, fullPath, fileData }: ExplorerNodeProps) {
+  // Get options
+  const folderBehavior = opts.folderClickBehavior
+  const isDefaultOpen = opts.folderDefaultState === "open"
+
+  // Calculate current folderPath
+  let pathOld = fullPath ? fullPath : ""
+  let folderPath = ""
+  if (node.name !== "") {
+    folderPath = `${pathOld}/${node.name}`
+  }
+
+  return (
+    <li>
+      {node.file ? (
+        // Single file node
+        <li key={node.file.slug}>
+          <a href={resolveRelative(fileData.slug!, node.file.slug!)} data-for={node.file.slug}>
+            {node.displayName}
+          </a>
+        </li>
+      ) : (
+        <div>
+          {node.name !== "" && (
+            // Node with entire folder
+            // Render svg button + folder name, then children
+            <div class="folder-container">
+              <svg
+                xmlns="http://www.w3.org/2000/svg"
+                width="12"
+                height="12"
+                viewBox="5 8 14 8"
+                fill="none"
+                stroke="currentColor"
+                stroke-width="2"
+                stroke-linecap="round"
+                stroke-linejoin="round"
+                class="folder-icon"
+              >
+                <polyline points="6 9 12 15 18 9"></polyline>
+              </svg>
+              {/* render <a> tag if folderBehavior is "link", otherwise render <button> with collapse click event */}
+              <div key={node.name} data-folderpath={folderPath}>
+                {folderBehavior === "link" ? (
+                  <a href={`${folderPath}`} data-for={node.name} class="folder-title">
+                    {node.displayName}
+                  </a>
+                ) : (
+                  <button class="folder-button">
+                    <p class="folder-title">{node.displayName}</p>
+                  </button>
+                )}
+              </div>
+            </div>
+          )}
+          {/* Recursively render children of folder */}
+          <div class={`folder-outer ${node.depth === 0 || isDefaultOpen ? "open" : ""}`}>
+            <ul
+              // Inline style for left folder paddings
+              style={{
+                paddingLeft: node.name !== "" ? "1.4rem" : "0",
+              }}
+              class="content"
+              data-folderul={folderPath}
+            >
+              {node.children.map((childNode, i) => (
+                <ExplorerNode
+                  node={childNode}
+                  key={i}
+                  opts={opts}
+                  fullPath={folderPath}
+                  fileData={fileData}
+                />
+              ))}
+            </ul>
+          </div>
+        </div>
+      )}
+    </li>
+  )
+}
--- a/quartz/components/Footer.tsx
+++ b/quartz/components/Footer.tsx
@@ -1,4 +1,4 @@
-import { QuartzComponentConstructor } from "./types"
+import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import style from "./styles/footer.scss"
 import { version } from "../../package.json"

@@ -7,11 +7,11 @@ interface Options {
 }

 export default ((opts?: Options) => {
-  function Footer() {
+  function Footer({ displayClass }: QuartzComponentProps) {
    const year = new Date().getFullYear()
    const links = opts?.links ?? []
    return (
-      <footer>
+      <footer class={`${displayClass ?? ""}`}>
        <hr />
        <p>
          Created with <a href="https://quartz.jzhao.xyz/">Quartz v{version}</a>, © {year}
--- a/quartz/components/Graph.tsx
+++ b/quartz/components/Graph.tsx
@@ -1,4 +1,4 @@
-import { QuartzComponentConstructor } from "./types"
+import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 // @ts-ignore
 import script from "./scripts/graph.inline"
 import style from "./styles/graph.scss"
@@ -13,6 +13,8 @@ export interface D3Config {
  linkDistance: number
  fontSize: number
  opacityScale: number
+  removeTags: string[]
+  showTags: boolean
 }

 interface GraphOptions {
@@ -31,6 +33,8 @@ const defaultOptions: GraphOptions = {
    linkDistance: 30,
    fontSize: 0.6,
    opacityScale: 1,
+    showTags: true,
+    removeTags: [],
  },
  globalGraph: {
    drag: true,
@@ -42,15 +46,17 @@ const defaultOptions: GraphOptions = {
    linkDistance: 30,
    fontSize: 0.6,
    opacityScale: 1,
+    showTags: true,
+    removeTags: [],
  },
 }

 export default ((opts?: GraphOptions) => {
-  function Graph() {
+  function Graph({ displayClass }: QuartzComponentProps) {
    const localGraph = { ...defaultOptions.localGraph, ...opts?.localGraph }
    const globalGraph = { ...defaultOptions.globalGraph, ...opts?.globalGraph }
    return (
-      <div class="graph">
+      <div class={`graph ${displayClass ?? ""}`}>
        <h3>Graph View</h3>
        <div class="graph-outer">
          <div id="graph-container" data-cfg={JSON.stringify(localGraph)}></div>
--- a/quartz/components/Head.tsx
+++ b/quartz/components/Head.tsx
@@ -1,4 +1,4 @@
-import { joinSegments, pathToRoot } from "../util/path"
+import { FullSlug, _stripSlashes, joinSegments, pathToRoot } from "../util/path"
 import { JSResourceToScriptElement } from "../util/resources"
 import { QuartzComponentConstructor, QuartzComponentProps } from "./types"

@@ -7,7 +7,11 @@ export default (() => {
    const title = fileData.frontmatter?.title ?? "Untitled"
    const description = fileData.description?.trim() ?? "No description provided"
    const { css, js } = externalResources
-    const baseDir = pathToRoot(fileData.slug!)
+
+    const url = new URL(`https://${cfg.baseUrl ?? "example.com"}`)
+    const path = url.pathname as FullSlug
+    const baseDir = fileData.slug === "404" ? path : pathToRoot(fileData.slug!)
+
    const iconPath = joinSegments(baseDir, "static/icon.png")
    const ogImagePath = `https://${cfg.baseUrl}/static/og-image.png`

--- a/quartz/components/PageTitle.tsx
+++ b/quartz/components/PageTitle.tsx
@@ -1,11 +1,11 @@
 import { pathToRoot } from "../util/path"
 import { QuartzComponentConstructor, QuartzComponentProps } from "./types"

-function PageTitle({ fileData, cfg }: QuartzComponentProps) {
+function PageTitle({ fileData, cfg, displayClass }: QuartzComponentProps) {
  const title = cfg?.pageTitle ?? "Untitled Quartz"
  const baseDir = pathToRoot(fileData.slug!)
  return (
-    <h1 class="page-title">
+    <h1 class={`page-title ${displayClass ?? ""}`}>
      <a href={baseDir}>{title}</a>
    </h1>
  )
--- a/quartz/components/RecentNotes.tsx
+++ b/quartz/components/RecentNotes.tsx
@@ -23,13 +23,12 @@ const defaultOptions = (cfg: GlobalConfiguration): Options => ({
 })

 export default ((userOpts?: Partial<Options>) => {
-  function RecentNotes(props: QuartzComponentProps) {
-    const { allFiles, fileData, displayClass, cfg } = props
+  function RecentNotes({ allFiles, fileData, displayClass, cfg }: QuartzComponentProps) {
    const opts = { ...defaultOptions(cfg), ...userOpts }
    const pages = allFiles.filter(opts.filter).sort(opts.sort)
    const remaining = Math.max(0, pages.length - opts.limit)
    return (
-      <div class={`recent-notes ${displayClass}`}>
+      <div class={`recent-notes ${displayClass ?? ""}`}>
        <h3>{opts.title}</h3>
        <ul class="recent-ul">
          {pages.slice(0, opts.limit).map((page) => {
--- a/quartz/components/Search.tsx
+++ b/quartz/components/Search.tsx
@@ -1,12 +1,12 @@
-import { QuartzComponentConstructor } from "./types"
+import { QuartzComponentConstructor, QuartzComponentProps } from "./types"
 import style from "./styles/search.scss"
 // @ts-ignore
 import script from "./scripts/search.inline"

 export default (() => {
-  function Search() {
+  function Search({ displayClass }: QuartzComponentProps) {
    return (
-      <div class="search">
+      <div class={`search ${displayClass ?? ""}`}>
        <div id="search-icon">
          <p>Search</p>
          <div></div>
--- a/quartz/components/Spacer.tsx
+++ b/quartz/components/Spacer.tsx
@@ -1,8 +1,7 @@
 import { QuartzComponentConstructor, QuartzComponentProps } from "./types"

 function Spacer({ displayClass }: QuartzComponentProps) {
-  const className = displayClass ? `spacer ${displayClass}` : "spacer"
-  return <div class={className}></div>
+  return <div class={`spacer ${displayClass ?? ""}`}></div>
 }

 export default (() => Spacer) satisfies QuartzComponentConstructor
--- a/quartz/components/TableOfContents.tsx
+++ b/quartz/components/TableOfContents.tsx
@@ -19,8 +19,8 @@ function TableOfContents({ fileData, displayClass }: QuartzComponentProps) {
  }

  return (
-    <div class={`toc ${displayClass}`}>
-      <button type="button" id="toc">
+    <div class={`toc ${displayClass ?? ""}`}>
+      <button type="button" id="toc" class={fileData.collapseToc ? "collapsed" : ""}>
        <h3>Table of Contents</h3>
        <svg
          xmlns="http://www.w3.org/2000/svg"
@@ -60,7 +60,7 @@ function LegacyTableOfContents({ fileData }: QuartzComponentProps) {
  }

  return (
-    <details id="toc" open>
+    <details id="toc" open={!fileData.collapseToc}>
      <summary>
        <h3>Table of Contents</h3>
      </summary>
--- a/quartz/components/TagList.tsx
+++ b/quartz/components/TagList.tsx
@@ -1,12 +1,12 @@
 import { pathToRoot, slugTag } from "../util/path"
 import { QuartzComponentConstructor, QuartzComponentProps } from "./types"

-function TagList({ fileData }: QuartzComponentProps) {
+function TagList({ fileData, displayClass }: QuartzComponentProps) {
  const tags = fileData.frontmatter?.tags
  const baseDir = pathToRoot(fileData.slug!)
  if (tags && tags.length > 0) {
    return (
-      <ul class="tags">
+      <ul class={`tags ${displayClass ?? ""}`}>
        {tags.map((tag) => {
          const display = `#${tag}`
          const linkDest = baseDir + `/tags/${slugTag(tag)}`
@@ -32,6 +32,12 @@ TagList.css = `
  padding-left: 0;
  gap: 0.4rem;
  margin: 1rem 0;
+  flex-wrap: wrap;
+  justify-self: end;
+}
+
+.section-li > .section > .tags {
+  justify-content: flex-end;
 }
  
 .tags > li {
@@ -41,7 +47,7 @@ TagList.css = `
  overflow-wrap: normal;
 }

-a.tag-link {
+a.internal.tag-link {
  border-radius: 8px;
  background-color: var(--highlight);
  padding: 0.2rem 0.4rem;
--- a/quartz/components/index.ts
+++ b/quartz/components/index.ts
@@ -1,13 +1,15 @@
-import ArticleTitle from "./ArticleTitle"
 import Content from "./pages/Content"
 import TagContent from "./pages/TagContent"
 import FolderContent from "./pages/FolderContent"
+import NotFound from "./pages/404"
+import ArticleTitle from "./ArticleTitle"
 import Darkmode from "./Darkmode"
 import Head from "./Head"
 import PageTitle from "./PageTitle"
 import ContentMeta from "./ContentMeta"
 import Spacer from "./Spacer"
 import TableOfContents from "./TableOfContents"
+import Explorer from "./Explorer"
 import TagList from "./TagList"
 import Graph from "./Graph"
 import Backlinks from "./Backlinks"
@@ -16,6 +18,7 @@ import Footer from "./Footer"
 import DesktopOnly from "./DesktopOnly"
 import MobileOnly from "./MobileOnly"
 import RecentNotes from "./RecentNotes"
+import Breadcrumbs from "./Breadcrumbs"

 export {
  ArticleTitle,
@@ -28,6 +31,7 @@ export {
  ContentMeta,
  Spacer,
  TableOfContents,
+  Explorer,
  TagList,
  Graph,
  Backlinks,
@@ -36,4 +40,6 @@ export {
  DesktopOnly,
  MobileOnly,
  RecentNotes,
+  NotFound,
+  Breadcrumbs,
 }
--- a/quartz/components/pages/404.tsx
+++ b/quartz/components/pages/404.tsx
@@ -0,0 +1,12 @@
+import { QuartzComponentConstructor } from "../types"
+
+function NotFound() {
+  return (
+    <article class="popover-hint">
+      <h1>404</h1>
+      <p>Either this page is private or doesn't exist.</p>
+    </article>
+  )
+}
+
+export default (() => NotFound) satisfies QuartzComponentConstructor
--- a/quartz/components/pages/Content.tsx
+++ b/quartz/components/pages/Content.tsx
@@ -1,10 +1,8 @@
+import { htmlToJsx } from "../../util/jsx"
 import { QuartzComponentConstructor, QuartzComponentProps } from "../types"
-import { Fragment, jsx, jsxs } from "preact/jsx-runtime"
-import { toJsxRuntime } from "hast-util-to-jsx-runtime"

-function Content({ tree }: QuartzComponentProps) {
-  // @ts-ignore (preact makes it angry)
-  const content = toJsxRuntime(tree, { Fragment, jsx, jsxs, elementAttributeNameCase: "html" })
+function Content({ fileData, tree }: QuartzComponentProps) {
+  const content = htmlToJsx(fileData.filePath!, tree)
  return <article class="popover-hint">{content}</article>
 }

--- a/quartz/components/pages/FolderContent.tsx
+++ b/quartz/components/pages/FolderContent.tsx
@@ -1,12 +1,12 @@
 import { QuartzComponentConstructor, QuartzComponentProps } from "../types"
-import { Fragment, jsx, jsxs } from "preact/jsx-runtime"
-import { toJsxRuntime } from "hast-util-to-jsx-runtime"
 import path from "path"

 import style from "../styles/listPage.scss"
 import { PageList } from "../PageList"
 import { _stripSlashes, simplifySlug } from "../../util/path"
 import { Root } from "hast"
+import { pluralize } from "../../util/lang"
+import { htmlToJsx } from "../../util/jsx"

 function FolderContent(props: QuartzComponentProps) {
  const { tree, fileData, allFiles } = props
@@ -28,15 +28,14 @@ function FolderContent(props: QuartzComponentProps) {
  const content =
    (tree as Root).children.length === 0
      ? fileData.description
-      : // @ts-ignore
-        toJsxRuntime(tree, { Fragment, jsx, jsxs, elementAttributeNameCase: "html" })
+      : htmlToJsx(fileData.filePath!, tree)

  return (
    <div class="popover-hint">
      <article>
        <p>{content}</p>
      </article>
-      <p>{allPagesInFolder.length} items under this folder.</p>
+      <p>{pluralize(allPagesInFolder.length, "item")} under this folder.</p>
      <div>
        <PageList {...listProps} />
      </div>
--- a/quartz/components/pages/TagContent.tsx
+++ b/quartz/components/pages/TagContent.tsx
@@ -1,11 +1,11 @@
 import { QuartzComponentConstructor, QuartzComponentProps } from "../types"
-import { Fragment, jsx, jsxs } from "preact/jsx-runtime"
-import { toJsxRuntime } from "hast-util-to-jsx-runtime"
 import style from "../styles/listPage.scss"
 import { PageList } from "../PageList"
 import { FullSlug, getAllSegmentPrefixes, simplifySlug } from "../../util/path"
 import { QuartzPluginData } from "../../plugins/vfile"
 import { Root } from "hast"
+import { pluralize } from "../../util/lang"
+import { htmlToJsx } from "../../util/jsx"

 const numPages = 10
 function TagContent(props: QuartzComponentProps) {
@@ -25,8 +25,7 @@ function TagContent(props: QuartzComponentProps) {
  const content =
    (tree as Root).children.length === 0
      ? fileData.description
-      : // @ts-ignore
-        toJsxRuntime(tree, { Fragment, jsx, jsxs, elementAttributeNameCase: "html" })
+      : htmlToJsx(fileData.filePath!, tree)

  if (tag === "") {
    const tags = [...new Set(allFiles.flatMap((data) => data.frontmatter?.tags ?? []))]
@@ -54,13 +53,13 @@ function TagContent(props: QuartzComponentProps) {
            return (
              <div>
                <h2>
-                  <a class="internal tag-link" href={`./${tag}`}>
+                  <a class="internal tag-link" href={`../tags/${tag}`}>
                    #{tag}
                  </a>
                </h2>
                {content && <p>{content}</p>}
                <p>
-                  {pages.length} items with this tag.{" "}
+                  {pluralize(pages.length, "item")} with this tag.{" "}
                  {pages.length > numPages && `Showing first ${numPages}.`}
                </p>
                <PageList limit={numPages} {...listProps} />
@@ -80,7 +79,7 @@ function TagContent(props: QuartzComponentProps) {
    return (
      <div class="popover-hint">
        <article>{content}</article>
-        <p>{pages.length} items with this tag.</p>
+        <p>{pluralize(pages.length, "item")} with this tag.</p>
        <div>
          <PageList {...listProps} />
        </div>
--- a/quartz/components/renderPage.tsx
+++ b/quartz/components/renderPage.tsx
@@ -3,7 +3,9 @@ import { QuartzComponent, QuartzComponentProps } from "./types"
 import HeaderConstructor from "./Header"
 import BodyConstructor from "./Body"
 import { JSResourceToScriptElement, StaticResources } from "../util/resources"
-import { FullSlug, joinSegments, pathToRoot } from "../util/path"
+import { FullSlug, RelativeURL, joinSegments } from "../util/path"
+import { visit } from "unist-util-visit"
+import { Root, Element, ElementContent } from "hast"

 interface RenderComponents {
  head: QuartzComponent
@@ -15,9 +17,10 @@ interface RenderComponents {
  footer: QuartzComponent
 }

-export function pageResources(slug: FullSlug, staticResources: StaticResources): StaticResources {
-  const baseDir = pathToRoot(slug)
-
+export function pageResources(
+  baseDir: FullSlug | RelativeURL,
+  staticResources: StaticResources,
+): StaticResources {
  const contentIndexPath = joinSegments(baseDir, "static/contentIndex.json")
  const contentIndexScript = `const fetchData = fetch(\`${contentIndexPath}\`).then(data => data.json())`

@@ -52,6 +55,99 @@ export function renderPage(
  components: RenderComponents,
  pageResources: StaticResources,
 ): string {
+  // process transcludes in componentData
+  visit(componentData.tree as Root, "element", (node, _index, _parent) => {
+    if (node.tagName === "blockquote") {
+      const classNames = (node.properties?.className ?? []) as string[]
+      if (classNames.includes("transclude")) {
+        const inner = node.children[0] as Element
+        const transcludeTarget = inner.properties?.["data-slug"] as FullSlug
+
+        // TODO: avoid this expensive find operation and construct an index ahead of time
+        const page = componentData.allFiles.find((f) => f.slug === transcludeTarget)
+        if (!page) {
+          return
+        }
+
+        let blockRef = node.properties?.dataBlock as string | undefined
+        if (blockRef?.startsWith("^")) {
+          // block transclude
+          blockRef = blockRef.slice(1)
+          let blockNode = page.blocks?.[blockRef]
+          if (blockNode) {
+            if (blockNode.tagName === "li") {
+              blockNode = {
+                type: "element",
+                tagName: "ul",
+                children: [blockNode],
+              }
+            }
+
+            node.children = [
+              blockNode,
+              {
+                type: "element",
+                tagName: "a",
+                properties: { href: inner.properties?.href, class: ["internal"] },
+                children: [{ type: "text", value: `Link to original` }],
+              },
+            ]
+          }
+        } else if (blockRef?.startsWith("#") && page.htmlAst) {
+          // header transclude
+          blockRef = blockRef.slice(1)
+          let startIdx = undefined
+          let endIdx = undefined
+          for (const [i, el] of page.htmlAst.children.entries()) {
+            if (el.type === "element" && el.tagName.match(/h[1-6]/)) {
+              if (endIdx) {
+                break
+              }
+
+              if (startIdx) {
+                endIdx = i
+              } else if (el.properties?.id === blockRef) {
+                startIdx = i
+              }
+            }
+          }
+
+          if (!startIdx) {
+            return
+          }
+
+          node.children = [
+            ...(page.htmlAst.children.slice(startIdx, endIdx) as ElementContent[]),
+            {
+              type: "element",
+              tagName: "a",
+              properties: { href: inner.properties?.href, class: ["internal"] },
+              children: [{ type: "text", value: `Link to original` }],
+            },
+          ]
+        } else if (page.htmlAst) {
+          // page transclude
+          node.children = [
+            {
+              type: "element",
+              tagName: "h1",
+              children: [
+                { type: "text", value: page.frontmatter?.title ?? `Transclude of ${page.slug}` },
+              ],
+            },
+            ...(page.htmlAst.children as ElementContent[]),
+            {
+              type: "element",
+              tagName: "a",
+              properties: { href: inner.properties?.href, class: ["internal"] },
+              children: [{ type: "text", value: `Link to original` }],
+            },
+          ]
+        }
+      }
+    }
+  })
+
  const {
    head: Head,
    header,
--- a/quartz/components/scripts/darkmode.inline.ts
+++ b/quartz/components/scripts/darkmode.inline.ts
@@ -20,4 +20,13 @@ document.addEventListener("nav", () => {
  if (currentTheme === "dark") {
    toggleSwitch.checked = true
  }
+
+  // Listen for changes in prefers-color-scheme
+  const colorSchemeMediaQuery = window.matchMedia("(prefers-color-scheme: dark)")
+  colorSchemeMediaQuery.addEventListener("change", (e) => {
+    const newTheme = e.matches ? "dark" : "light"
+    document.documentElement.setAttribute("saved-theme", newTheme)
+    localStorage.setItem("theme", newTheme)
+    toggleSwitch.checked = e.matches
+  })
 })
--- a/quartz/components/scripts/explorer.inline.ts
+++ b/quartz/components/scripts/explorer.inline.ts
@@ -0,0 +1,164 @@
+import { FolderState } from "../ExplorerNode"
+
+// Current state of folders
+let explorerState: FolderState[]
+
+const observer = new IntersectionObserver((entries) => {
+  // If last element is observed, remove gradient of "overflow" class so element is visible
+  const explorer = document.getElementById("explorer-ul")
+  for (const entry of entries) {
+    if (entry.isIntersecting) {
+      explorer?.classList.add("no-background")
+    } else {
+      explorer?.classList.remove("no-background")
+    }
+  }
+})
+
+function toggleExplorer(this: HTMLElement) {
+  // Toggle collapsed state of entire explorer
+  this.classList.toggle("collapsed")
+  const content = this.nextElementSibling as HTMLElement
+  content.classList.toggle("collapsed")
+  content.style.maxHeight = content.style.maxHeight === "0px" ? content.scrollHeight + "px" : "0px"
+}
+
+function toggleFolder(evt: MouseEvent) {
+  evt.stopPropagation()
+
+  // Element that was clicked
+  const target = evt.target as HTMLElement
+
+  // Check if target was svg icon or button
+  const isSvg = target.nodeName === "svg"
+
+  // corresponding <ul> element relative to clicked button/folder
+  let childFolderContainer: HTMLElement
+
+  // <li> element of folder (stores folder-path dataset)
+  let currentFolderParent: HTMLElement
+
+  // Get correct relative container and toggle collapsed class
+  if (isSvg) {
+    childFolderContainer = target.parentElement?.nextSibling as HTMLElement
+    currentFolderParent = target.nextElementSibling as HTMLElement
+
+    childFolderContainer.classList.toggle("open")
+  } else {
+    childFolderContainer = target.parentElement?.parentElement?.nextElementSibling as HTMLElement
+    currentFolderParent = target.parentElement as HTMLElement
+
+    childFolderContainer.classList.toggle("open")
+  }
+  if (!childFolderContainer) return
+
+  // Collapse folder container
+  const isCollapsed = childFolderContainer.classList.contains("open")
+  setFolderState(childFolderContainer, !isCollapsed)
+
+  // Save folder state to localStorage
+  const clickFolderPath = currentFolderParent.dataset.folderpath as string
+
+  // Remove leading "/"
+  const fullFolderPath = clickFolderPath.substring(1)
+  toggleCollapsedByPath(explorerState, fullFolderPath)
+
+  const stringifiedFileTree = JSON.stringify(explorerState)
+  localStorage.setItem("fileTree", stringifiedFileTree)
+}
+
+function setupExplorer() {
+  // Set click handler for collapsing entire explorer
+  const explorer = document.getElementById("explorer")
+
+  // Get folder state from local storage
+  const storageTree = localStorage.getItem("fileTree")
+
+  // Convert to bool
+  const useSavedFolderState = explorer?.dataset.savestate === "true"
+
+  if (explorer) {
+    // Get config
+    const collapseBehavior = explorer.dataset.behavior
+
+    // Add click handlers for all folders (click handler on folder "label")
+    if (collapseBehavior === "collapse") {
+      Array.prototype.forEach.call(
+        document.getElementsByClassName("folder-button"),
+        function (item) {
+          item.removeEventListener("click", toggleFolder)
+          item.addEventListener("click", toggleFolder)
+        },
+      )
+    }
+
+    // Add click handler to main explorer
+    explorer.removeEventListener("click", toggleExplorer)
+    explorer.addEventListener("click", toggleExplorer)
+  }
+
+  // Set up click handlers for each folder (click handler on folder "icon")
+  Array.prototype.forEach.call(document.getElementsByClassName("folder-icon"), function (item) {
+    item.removeEventListener("click", toggleFolder)
+    item.addEventListener("click", toggleFolder)
+  })
+
+  if (storageTree && useSavedFolderState) {
+    // Get state from localStorage and set folder state
+    explorerState = JSON.parse(storageTree)
+    explorerState.map((folderUl) => {
+      // grab <li> element for matching folder path
+      const folderLi = document.querySelector(
+        `[data-folderpath='/${folderUl.path}']`,
+      ) as HTMLElement
+
+      // Get corresponding content <ul> tag and set state
+      if (folderLi) {
+        const folderUL = folderLi.parentElement?.nextElementSibling
+        if (folderUL) {
+          setFolderState(folderUL as HTMLElement, folderUl.collapsed)
+        }
+      }
+    })
+  } else {
+    // If tree is not in localStorage or config is disabled, use tree passed from Explorer as dataset
+    explorerState = JSON.parse(explorer?.dataset.tree as string)
+  }
+}
+
+window.addEventListener("resize", setupExplorer)
+document.addEventListener("nav", () => {
+  setupExplorer()
+
+  const explorerContent = document.getElementById("explorer-ul")
+  // select pseudo element at end of list
+  const lastItem = document.getElementById("explorer-end")
+
+  observer.disconnect()
+  observer.observe(lastItem as Element)
+})
+
+/**
+ * Toggles the state of a given folder
+ * @param folderElement <div class="folder-outer"> Element of folder (parent)
+ * @param collapsed if folder should be set to collapsed or not
+ */
+function setFolderState(folderElement: HTMLElement, collapsed: boolean) {
+  if (collapsed) {
+    folderElement?.classList.remove("open")
+  } else {
+    folderElement?.classList.add("open")
+  }
+}
+
+/**
+ * Toggles visibility of a folder
+ * @param array array of FolderState (`fileTree`, either get from local storage or data attribute)
+ * @param path path to folder (e.g. 'advanced/more/more2')
+ */
+function toggleCollapsedByPath(array: FolderState[], path: string) {
+  const entry = array.find((item) => item.path === path)
+  if (entry) {
+    entry.collapsed = !entry.collapsed
+  }
+}
--- a/quartz/components/scripts/graph.inline.ts
+++ b/quartz/components/scripts/graph.inline.ts
@@ -42,19 +42,38 @@ async function renderGraph(container: string, fullSlug: FullSlug) {
    linkDistance,
    fontSize,
    opacityScale,
+    removeTags,
+    showTags,
  } = JSON.parse(graph.dataset["cfg"]!)

  const data = await fetchData

  const links: LinkData[] = []
+  const tags: SimpleSlug[] = []
+
+  const validLinks = new Set(Object.keys(data).map((slug) => simplifySlug(slug as FullSlug)))
+
  for (const [src, details] of Object.entries<ContentDetails>(data)) {
    const source = simplifySlug(src as FullSlug)
    const outgoing = details.links ?? []
+
    for (const dest of outgoing) {
-      if (dest in data) {
+      if (validLinks.has(dest)) {
        links.push({ source, target: dest })
      }
    }
+
+    if (showTags) {
+      const localTags = details.tags
+        .filter((tag) => !removeTags.includes(tag))
+        .map((tag) => simplifySlug(("tags/" + tag) as FullSlug))
+
+      tags.push(...localTags.filter((tag) => !tags.includes(tag)))
+
+      for (const tag of localTags) {
+        links.push({ source, target: tag })
+      }
+    }
  }

  const neighbourhood = new Set<SimpleSlug>()
@@ -75,14 +94,18 @@ async function renderGraph(container: string, fullSlug: FullSlug) {
    }
  } else {
    Object.keys(data).forEach((id) => neighbourhood.add(simplifySlug(id as FullSlug)))
+    if (showTags) tags.forEach((tag) => neighbourhood.add(tag))
  }

  const graphData: { nodes: NodeData[]; links: LinkData[] } = {
-    nodes: [...neighbourhood].map((url) => ({
-      id: url,
-      text: data[url]?.title ?? url,
-      tags: data[url]?.tags ?? [],
-    })),
+    nodes: [...neighbourhood].map((url) => {
+      const text = url.startsWith("tags/") ? "#" + url.substring(5) : data[url]?.title ?? url
+      return {
+        id: url,
+        text: text,
+        tags: data[url]?.tags ?? [],
+      }
+    }),
    links: links.filter((l) => neighbourhood.has(l.source) && neighbourhood.has(l.target)),
  }

@@ -126,7 +149,7 @@ async function renderGraph(container: string, fullSlug: FullSlug) {
    const isCurrent = d.id === slug
    if (isCurrent) {
      return "var(--secondary)"
-    } else if (visited.has(d.id)) {
+    } else if (visited.has(d.id) || d.id.startsWith("tags/")) {
      return "var(--tertiary)"
    } else {
      return "var(--gray)"
@@ -230,9 +253,7 @@ async function renderGraph(container: string, fullSlug: FullSlug) {
    .attr("dx", 0)
    .attr("dy", (d) => -nodeRadius(d) + "px")
    .attr("text-anchor", "middle")
-    .text(
-      (d) => data[d.id]?.title || (d.id.charAt(1).toUpperCase() + d.id.slice(2)).replace("-", " "),
-    )
+    .text((d) => d.text)
    .style("opacity", (opacityScale - 1) / 3.75)
    .style("pointer-events", "none")
    .style("font-size", fontSize + "em")
--- a/quartz/components/scripts/popover.inline.ts
+++ b/quartz/components/scripts/popover.inline.ts
@@ -28,8 +28,11 @@ async function mouseEnterHandler(
    })
  }

+  const hasAlreadyBeenFetched = () =>
+    [...link.children].some((child) => child.classList.contains("popover"))
+
  // dont refetch if there's already a popover
-  if ([...link.children].some((child) => child.classList.contains("popover"))) {
+  if (hasAlreadyBeenFetched()) {
    return setPosition(link.lastChild as HTMLElement)
  }

@@ -49,6 +52,11 @@ async function mouseEnterHandler(
      console.error(err)
    })

+  // bailout if another popover exists
+  if (hasAlreadyBeenFetched()) {
+    return
+  }
+
  if (!contents) return
  const html = p.parseFromString(contents, "text/html")
  normalizeRelativeURLs(html, targetUrl)
--- a/quartz/components/scripts/search.inline.ts
+++ b/quartz/components/scripts/search.inline.ts
@@ -1,4 +1,4 @@
-import { Document } from "flexsearch"
+import { Document, SimpleDocumentSearchResultSetUnit } from "flexsearch"
 import { ContentDetails } from "../../plugins/emitters/contentIndex"
 import { registerEscapeHandler, removeAllChildren } from "./util"
 import { FullSlug, resolveRelative } from "../../util/path"
@@ -8,12 +8,20 @@ interface Item {
  slug: FullSlug
  title: string
  content: string
+  tags: string[]
 }

 let index: Document<Item> | undefined = undefined

+// Can be expanded with things like "term" in the future
+type SearchType = "basic" | "tags"
+
+// Current searchType
+let searchType: SearchType = "basic"
+
 const contextWindowWords = 30
 const numSearchResults = 5
+const numTagResults = 3
 function highlight(searchTerm: string, text: string, trim?: boolean) {
  // try to highlight longest tokens first
  const tokenizedTerms = searchTerm
@@ -74,6 +82,7 @@ document.addEventListener("nav", async (e: unknown) => {
  const searchIcon = document.getElementById("search-icon")
  const searchBar = document.getElementById("search-bar") as HTMLInputElement | null
  const results = document.getElementById("results-container")
+  const resultCards = document.getElementsByClassName("result-card")
  const idDataMap = Object.keys(data) as FullSlug[]

  function hideSearch() {
@@ -87,9 +96,12 @@ document.addEventListener("nav", async (e: unknown) => {
    if (results) {
      removeAllChildren(results)
    }
+
+    searchType = "basic" // reset search type after closing
  }

-  function showSearch() {
+  function showSearch(searchTypeNew: SearchType) {
+    searchType = searchTypeNew
    if (sidebar) {
      sidebar.style.zIndex = "1"
    }
@@ -98,36 +110,123 @@ document.addEventListener("nav", async (e: unknown) => {
  }

  function shortcutHandler(e: HTMLElementEventMap["keydown"]) {
-    if (e.key === "k" && (e.ctrlKey || e.metaKey)) {
+    if (e.key === "k" && (e.ctrlKey || e.metaKey) && !e.shiftKey) {
      e.preventDefault()
      const searchBarOpen = container?.classList.contains("active")
-      searchBarOpen ? hideSearch() : showSearch()
+      searchBarOpen ? hideSearch() : showSearch("basic")
+    } else if (e.shiftKey && (e.ctrlKey || e.metaKey) && e.key.toLowerCase() === "k") {
+      // Hotkey to open tag search
+      e.preventDefault()
+      const searchBarOpen = container?.classList.contains("active")
+      searchBarOpen ? hideSearch() : showSearch("tags")
+
+      // add "#" prefix for tag search
+      if (searchBar) searchBar.value = "#"
    } else if (e.key === "Enter") {
-      const anchor = document.getElementsByClassName("result-card")[0] as HTMLInputElement | null
-      if (anchor) {
-        anchor.click()
+      // If result has focus, navigate to that one, otherwise pick first result
+      if (results?.contains(document.activeElement)) {
+        const active = document.activeElement as HTMLInputElement
+        active.click()
+      } else {
+        const anchor = document.getElementsByClassName("result-card")[0] as HTMLInputElement | null
+        anchor?.click()
+      }
+    } else if (e.key === "ArrowDown") {
+      e.preventDefault()
+      // When first pressing ArrowDown, results wont contain the active element, so focus first element
+      if (!results?.contains(document.activeElement)) {
+        const firstResult = resultCards[0] as HTMLInputElement | null
+        firstResult?.focus()
+      } else {
+        // If an element in results-container already has focus, focus next one
+        const nextResult = document.activeElement?.nextElementSibling as HTMLInputElement | null
+        nextResult?.focus()
+      }
+    } else if (e.key === "ArrowUp") {
+      e.preventDefault()
+      if (results?.contains(document.activeElement)) {
+        // If an element in results-container already has focus, focus previous one
+        const prevResult = document.activeElement?.previousElementSibling as HTMLInputElement | null
+        prevResult?.focus()
      }
    }
  }

+  function trimContent(content: string) {
+    // works without escaping html like in `description.ts`
+    const sentences = content.replace(/\s+/g, " ").split(".")
+    let finalDesc = ""
+    let sentenceIdx = 0
+
+    // Roughly estimate characters by (words * 5). Matches description length in `description.ts`.
+    const len = contextWindowWords * 5
+    while (finalDesc.length < len) {
+      const sentence = sentences[sentenceIdx]
+      if (!sentence) break
+      finalDesc += sentence + "."
+      sentenceIdx++
+    }
+
+    // If more content would be available, indicate it by finishing with "..."
+    if (finalDesc.length < content.length) {
+      finalDesc += ".."
+    }
+
+    return finalDesc
+  }
+
  const formatForDisplay = (term: string, id: number) => {
    const slug = idDataMap[id]
    return {
      id,
      slug,
-      title: highlight(term, data[slug].title ?? ""),
-      content: highlight(term, data[slug].content ?? "", true),
+      title: searchType === "tags" ? data[slug].title : highlight(term, data[slug].title ?? ""),
+      // if searchType is tag, display context from start of file and trim, otherwise use regular highlight
+      content:
+        searchType === "tags"
+          ? trimContent(data[slug].content)
+          : highlight(term, data[slug].content ?? "", true),
+      tags: highlightTags(term, data[slug].tags),
    }
  }

-  const resultToHTML = ({ slug, title, content }: Item) => {
+  function highlightTags(term: string, tags: string[]) {
+    if (tags && searchType === "tags") {
+      // Find matching tags
+      const termLower = term.toLowerCase()
+      let matching = tags.filter((str) => str.includes(termLower))
+
+      // Substract matching from original tags, then push difference
+      if (matching.length > 0) {
+        let difference = tags.filter((x) => !matching.includes(x))
+
+        // Convert to html (cant be done later as matches/term dont get passed to `resultToHTML`)
+        matching = matching.map((tag) => `<li><p class="match-tag">#${tag}</p></li>`)
+        difference = difference.map((tag) => `<li><p>#${tag}</p></li>`)
+        matching.push(...difference)
+      }
+
+      // Only allow max of `numTagResults` in preview
+      if (tags.length > numTagResults) {
+        matching.splice(numTagResults)
+      }
+
+      return matching
+    } else {
+      return []
+    }
+  }
+
+  const resultToHTML = ({ slug, title, content, tags }: Item) => {
+    const htmlTags = tags.length > 0 ? `<ul>${tags.join("")}</ul>` : ``
    const button = document.createElement("button")
    button.classList.add("result-card")
    button.id = slug
-    button.innerHTML = `<h3>${title}</h3><p>${content}</p>`
+    button.innerHTML = `<h3>${title}</h3>${htmlTags}<p>${content}</p>`
    button.addEventListener("click", () => {
      const targ = resolveRelative(currentSlug, slug)
      window.spaNavigate(new URL(targ, window.location.toString()))
+      hideSearch()
    })
    return button
  }
@@ -147,15 +246,45 @@ document.addEventListener("nav", async (e: unknown) => {
  }

  async function onType(e: HTMLElementEventMap["input"]) {
-    const term = (e.target as HTMLInputElement).value
-    const searchResults = (await index?.searchAsync(term, numSearchResults)) ?? []
+    let term = (e.target as HTMLInputElement).value
+    let searchResults: SimpleDocumentSearchResultSetUnit[]
+
+    if (term.toLowerCase().startsWith("#")) {
+      searchType = "tags"
+    } else {
+      searchType = "basic"
+    }
+
+    switch (searchType) {
+      case "tags": {
+        term = term.substring(1)
+        searchResults =
+          (await index?.searchAsync({ query: term, limit: numSearchResults, index: ["tags"] })) ??
+          []
+        break
+      }
+      case "basic":
+      default: {
+        searchResults =
+          (await index?.searchAsync({
+            query: term,
+            limit: numSearchResults,
+            index: ["title", "content"],
+          })) ?? []
+      }
+    }
+
    const getByField = (field: string): number[] => {
      const results = searchResults.filter((x) => x.field === field)
      return results.length === 0 ? [] : ([...results[0].result] as number[])
    }

    // order titles ahead of content
-    const allIds: Set<number> = new Set([...getByField("title"), ...getByField("content")])
+    const allIds: Set<number> = new Set([
+      ...getByField("title"),
+      ...getByField("content"),
+      ...getByField("tags"),
+    ])
    const finalResults = [...allIds].map((id) => formatForDisplay(term, id))
    displayResults(finalResults)
  }
@@ -166,15 +295,14 @@ document.addEventListener("nav", async (e: unknown) => {

  document.addEventListener("keydown", shortcutHandler)
  prevShortcutHandler = shortcutHandler
-  searchIcon?.removeEventListener("click", showSearch)
-  searchIcon?.addEventListener("click", showSearch)
+  searchIcon?.removeEventListener("click", () => showSearch("basic"))
+  searchIcon?.addEventListener("click", () => showSearch("basic"))
  searchBar?.removeEventListener("input", onType)
  searchBar?.addEventListener("input", onType)

  // setup index if it hasn't been already
  if (!index) {
    index = new Document({
-      cache: true,
      charset: "latin:extra",
      optimize: true,
      encode: encoder,
@@ -189,22 +317,36 @@ document.addEventListener("nav", async (e: unknown) => {
            field: "content",
            tokenize: "reverse",
          },
+          {
+            field: "tags",
+            tokenize: "reverse",
+          },
        ],
      },
    })

-    let id = 0
-    for (const [slug, fileData] of Object.entries<ContentDetails>(data)) {
-      await index.addAsync(id, {
-        id,
-        slug: slug as FullSlug,
-        title: fileData.title,
-        content: fileData.content,
-      })
-      id++
-    }
+    fillDocument(index, data)
  }

  // register handlers
  registerEscapeHandler(container, hideSearch)
 })
+
+/**
+ * Fills flexsearch document with data
+ * @param index index to fill
+ * @param data data to fill index with
+ */
+async function fillDocument(index: Document<Item, false>, data: any) {
+  let id = 0
+  for (const [slug, fileData] of Object.entries<ContentDetails>(data)) {
+    await index.addAsync(id, {
+      id,
+      slug: slug as FullSlug,
+      title: fileData.title,
+      content: fileData.content,
+      tags: fileData.tags,
+    })
+    id++
+  }
+}
--- a/quartz/components/scripts/spa.inline.ts
+++ b/quartz/components/scripts/spa.inline.ts
@@ -1,5 +1,6 @@
 import micromorph from "micromorph"
 import { FullSlug, RelativeURL, getFullSlug } from "../../util/path"
+import { normalizeRelativeURLs } from "./popover.inline"

 // adapted from `micromorph`
 // https://github.com/natemoo-re/micromorph
@@ -18,8 +19,15 @@ const isLocalUrl = (href: string) => {
  return false
 }

+const isSamePage = (url: URL): boolean => {
+  const sameOrigin = url.origin === window.location.origin
+  const samePath = url.pathname === window.location.pathname
+  return sameOrigin && samePath
+}
+
 const getOpts = ({ target }: Event): { url: URL; scroll?: boolean } | undefined => {
  if (!isElement(target)) return
+  if (target.attributes.getNamedItem("target")?.value === "_blank") return
  const a = target.closest("a")
  if (!a) return
  if ("routerIgnore" in a.dataset) return
@@ -45,6 +53,8 @@ async function navigate(url: URL, isBack: boolean = false) {
  if (!contents) return

  const html = p.parseFromString(contents, "text/html")
+  normalizeRelativeURLs(html, url)
+
  let title = html.querySelector("title")?.textContent
  if (title) {
    document.title = title
@@ -92,8 +102,16 @@ function createRouter() {
  if (typeof window !== "undefined") {
    window.addEventListener("click", async (event) => {
      const { url } = getOpts(event) ?? {}
-      if (!url) return
+      // dont hijack behaviour, just let browser act normally
+      if (!url || event.ctrlKey || event.metaKey) return
      event.preventDefault()
+
+      if (isSamePage(url) && url.hash) {
+        const el = document.getElementById(decodeURIComponent(url.hash.substring(1)))
+        el?.scrollIntoView()
+        return
+      }
+
      try {
        navigate(url, false)
      } catch (e) {
--- a/quartz/components/scripts/toc.inline.ts
+++ b/quartz/components/scripts/toc.inline.ts
@@ -24,8 +24,9 @@ function toggleToc(this: HTMLElement) {
 function setupToc() {
  const toc = document.getElementById("toc")
  if (toc) {
+    const collapsed = toc.classList.contains("collapsed")
    const content = toc.nextElementSibling as HTMLElement
-    content.style.maxHeight = content.scrollHeight + "px"
+    content.style.maxHeight = collapsed ? "0px" : content.scrollHeight + "px"
    toc.removeEventListener("click", toggleToc)
    toc.addEventListener("click", toggleToc)
  }
--- a/quartz/components/styles/breadcrumbs.scss
+++ b/quartz/components/styles/breadcrumbs.scss
@@ -0,0 +1,22 @@
+.breadcrumb-container {
+  margin: 0;
+  margin-top: 0.75rem;
+  padding: 0;
+  display: flex;
+  flex-direction: row;
+  flex-wrap: wrap;
+  gap: 0.5rem;
+}
+
+.breadcrumb-element {
+  p {
+    margin: 0;
+    margin-left: 0.5rem;
+    padding: 0;
+    line-height: normal;
+  }
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  justify-content: center;
+}
--- a/quartz/components/styles/clipboard.scss
+++ b/quartz/components/styles/clipboard.scss
@@ -10,7 +10,6 @@
  background-color: var(--light);
  border: 1px solid;
  border-radius: 5px;
-  z-index: 1;
  opacity: 0;
  transition: 0.2s;

--- a/quartz/components/styles/darkmode.scss
+++ b/quartz/components/styles/darkmode.scss
@@ -21,6 +21,14 @@
  }
 }

+:root[saved-theme="dark"] {
+  color-scheme: dark;
+}
+
+:root[saved-theme="light"] {
+  color-scheme: light;
+}
+
 :root[saved-theme="dark"] .toggle ~ label {
  & > #dayIcon {
    opacity: 0;
--- a/quartz/components/styles/explorer.scss
+++ b/quartz/components/styles/explorer.scss
@@ -0,0 +1,146 @@
+button#explorer {
+  all: unset;
+  background-color: transparent;
+  border: none;
+  text-align: left;
+  cursor: pointer;
+  padding: 0;
+  color: var(--dark);
+  display: flex;
+  align-items: center;
+
+  & h1 {
+    font-size: 1rem;
+    display: inline-block;
+    margin: 0;
+  }
+
+  & .fold {
+    margin-left: 0.5rem;
+    transition: transform 0.3s ease;
+    opacity: 0.8;
+  }
+
+  &.collapsed .fold {
+    transform: rotateZ(-90deg);
+  }
+}
+
+.folder-outer {
+  display: grid;
+  grid-template-rows: 0fr;
+  transition: grid-template-rows 0.3s ease-in-out;
+}
+
+.folder-outer.open {
+  grid-template-rows: 1fr;
+}
+
+.folder-outer > ul {
+  overflow: hidden;
+}
+
+#explorer-content {
+  list-style: none;
+  overflow: hidden;
+  max-height: none;
+  transition: max-height 0.35s ease;
+  margin-top: 0.5rem;
+
+  &.collapsed > .overflow::after {
+    opacity: 0;
+  }
+
+  & ul {
+    list-style: none;
+    margin: 0.08rem 0;
+    padding: 0;
+    transition:
+      max-height 0.35s ease,
+      transform 0.35s ease,
+      opacity 0.2s ease;
+    & li > a {
+      color: var(--dark);
+      opacity: 0.75;
+      pointer-events: all;
+    }
+  }
+}
+
+svg {
+  pointer-events: all;
+
+  & > polyline {
+    pointer-events: none;
+  }
+}
+
+.folder-container {
+  flex-direction: row;
+  display: flex;
+  align-items: center;
+  user-select: none;
+
+  & div > a {
+    color: var(--secondary);
+    font-family: var(--headerFont);
+    font-size: 0.95rem;
+    font-weight: 600;
+    line-height: 1.5rem;
+    display: inline-block;
+  }
+
+  & div > a:hover {
+    color: var(--tertiary);
+  }
+
+  & div > button {
+    color: var(--dark);
+    background-color: transparent;
+    border: none;
+    text-align: left;
+    cursor: pointer;
+    padding-left: 0;
+    padding-right: 0;
+    display: flex;
+    align-items: center;
+    font-family: var(--headerFont);
+
+    & p {
+      font-size: 0.95rem;
+      display: inline-block;
+      color: var(--secondary);
+      font-weight: 600;
+      margin: 0;
+      line-height: 1.5rem;
+      pointer-events: none;
+    }
+  }
+}
+
+.folder-icon {
+  margin-right: 5px;
+  color: var(--secondary);
+  cursor: pointer;
+  transition: transform 0.3s ease;
+  backface-visibility: visible;
+}
+
+div:has(> .folder-outer:not(.open)) > .folder-container > svg {
+  transform: rotate(-90deg);
+}
+
+.folder-icon:hover {
+  color: var(--tertiary);
+}
+
+.no-background::after {
+  background: none !important;
+}
+
+#explorer-end {
+  // needs height so IntersectionObserver gets triggered
+  height: 4px;
+  // remove default margin from li
+  margin: 0;
+}
--- a/quartz/components/styles/listPage.scss
+++ b/quartz/components/styles/listPage.scss
@@ -19,11 +19,6 @@ li.section-li {
      }
    }

-    & > .tags {
-      justify-self: end;
-      margin-left: 1rem;
-    }
-
    & > .desc > h3 > a {
      background-color: transparent;
    }
--- a/quartz/components/styles/search.scss
+++ b/quartz/components/styles/search.scss
@@ -130,6 +130,44 @@
            margin: 0;
          }

+          & > ul > li {
+            margin: 0;
+            display: inline-block;
+            white-space: nowrap;
+            margin: 0;
+            overflow-wrap: normal;
+          }
+
+          & > ul {
+            list-style: none;
+            display: flex;
+            padding-left: 0;
+            gap: 0.4rem;
+            margin: 0;
+            margin-top: 0.45rem;
+            // Offset border radius
+            margin-left: -2px;
+            overflow: hidden;
+            background-clip: border-box;
+          }
+
+          & > ul > li > p {
+            border-radius: 8px;
+            background-color: var(--highlight);
+            overflow: hidden;
+            background-clip: border-box;
+            padding: 0.03rem 0.4rem;
+            margin: 0;
+            color: var(--secondary);
+            opacity: 0.85;
+          }
+
+          & > ul > li > .match-tag {
+            color: var(--tertiary);
+            font-weight: bold;
+            opacity: 1;
+          }
+
          & > p {
            margin-bottom: 0;
          }
--- a/quartz/plugins/emitters/404.tsx
+++ b/quartz/plugins/emitters/404.tsx
@@ -0,0 +1,59 @@
+import { QuartzEmitterPlugin } from "../types"
+import { QuartzComponentProps } from "../../components/types"
+import BodyConstructor from "../../components/Body"
+import { pageResources, renderPage } from "../../components/renderPage"
+import { FullPageLayout } from "../../cfg"
+import { FilePath, FullSlug } from "../../util/path"
+import { sharedPageComponents } from "../../../quartz.layout"
+import { NotFound } from "../../components"
+import { defaultProcessedContent } from "../vfile"
+
+export const NotFoundPage: QuartzEmitterPlugin = () => {
+  const opts: FullPageLayout = {
+    ...sharedPageComponents,
+    pageBody: NotFound(),
+    beforeBody: [],
+    left: [],
+    right: [],
+  }
+
+  const { head: Head, pageBody, footer: Footer } = opts
+  const Body = BodyConstructor()
+
+  return {
+    name: "404Page",
+    getQuartzComponents() {
+      return [Head, Body, pageBody, Footer]
+    },
+    async emit(ctx, _content, resources, emit): Promise<FilePath[]> {
+      const cfg = ctx.cfg.configuration
+      const slug = "404" as FullSlug
+
+      const url = new URL(`https://${cfg.baseUrl ?? "example.com"}`)
+      const path = url.pathname as FullSlug
+      const externalResources = pageResources(path, resources)
+      const [tree, vfile] = defaultProcessedContent({
+        slug,
+        text: "Not Found",
+        description: "Not Found",
+        frontmatter: { title: "Not Found", tags: [] },
+      })
+      const componentData: QuartzComponentProps = {
+        fileData: vfile.data,
+        externalResources,
+        cfg,
+        children: [],
+        tree,
+        allFiles: [],
+      }
+
+      return [
+        await emit({
+          content: renderPage(slug, componentData, opts, externalResources),
+          slug,
+          ext: ".html",
+        }),
+      ]
+    },
+  }
+}
--- a/quartz/plugins/emitters/aliases.ts
+++ b/quartz/plugins/emitters/aliases.ts
@@ -1,4 +1,4 @@
-import { FilePath, FullSlug, resolveRelative, simplifySlug } from "../../util/path"
+import { FilePath, FullSlug, joinSegments, resolveRelative, simplifySlug } from "../../util/path"
 import { QuartzEmitterPlugin } from "../types"
 import path from "path"

@@ -12,15 +12,25 @@ export const AliasRedirects: QuartzEmitterPlugin = () => ({

    for (const [_tree, file] of content) {
      const ogSlug = simplifySlug(file.data.slug!)
-      const dir = path.posix.relative(argv.directory, file.dirname ?? argv.directory)
+      const dir = path.posix.relative(argv.directory, path.dirname(file.data.filePath!))

      let aliases: FullSlug[] = file.data.frontmatter?.aliases ?? file.data.frontmatter?.alias ?? []
      if (typeof aliases === "string") {
        aliases = [aliases]
      }

-      for (const alias of aliases) {
-        const slug = path.posix.join(dir, alias) as FullSlug
+      const slugs: FullSlug[] = aliases.map((alias) => path.posix.join(dir, alias) as FullSlug)
+      const permalink = file.data.frontmatter?.permalink
+      if (typeof permalink === "string") {
+        slugs.push(permalink as FullSlug)
+      }
+
+      for (let slug of slugs) {
+        // fix any slugs that have trailing slash
+        if (slug.endsWith("/")) {
+          slug = joinSegments(slug, "index") as FullSlug
+        }
+
        const redirUrl = resolveRelative(slug, file.data.slug!)
        const fp = await emit({
          content: `
--- a/quartz/plugins/emitters/componentResources.ts
+++ b/quartz/plugins/emitters/componentResources.ts
@@ -7,7 +7,7 @@ import spaRouterScript from "../../components/scripts/spa.inline"
 import plausibleScript from "../../components/scripts/plausible.inline"
 // @ts-ignore
 import popoverScript from "../../components/scripts/popover.inline"
-import styles from "../../styles/base.scss"
+import styles from "../../styles/custom.scss"
 import popoverStyle from "../../components/styles/popover.scss"
 import { BuildCtx } from "../../util/ctx"
 import { StaticResources } from "../../util/resources"
@@ -96,6 +96,15 @@ function addGlobalPageResources(
      });`)
  } else if (cfg.analytics?.provider === "plausible") {
    componentResources.afterDOMLoaded.push(plausibleScript)
+  } else if (cfg.analytics?.provider === "umami") {
+    componentResources.afterDOMLoaded.push(`
+      const umamiScript = document.createElement("script")
+      umamiScript.src = "https://analytics.umami.is/script.js"
+      umamiScript.setAttribute("data-website-id", "${cfg.analytics.websiteId}")
+      umamiScript.async = true
+  
+      document.head.appendChild(umamiScript)
+    `)
  }

  if (cfg.enableSPA) {
@@ -107,12 +116,18 @@ function addGlobalPageResources(
        document.dispatchEvent(event)`)
  }

+  let wsUrl = `ws://localhost:${ctx.argv.wsPort}`
+
+  if (ctx.argv.remoteDevHost) {
+    wsUrl = `wss://${ctx.argv.remoteDevHost}:${ctx.argv.wsPort}`
+  }
+
  if (reloadScript) {
    staticResources.js.push({
      loadTime: "afterDOMReady",
      contentType: "inline",
      script: `
-          const socket = new WebSocket('ws://localhost:3001')
+          const socket = new WebSocket('${wsUrl}')
          socket.addEventListener('message', () => document.location.reload())
        `,
    })
@@ -149,7 +164,7 @@ export const ComponentResources: QuartzEmitterPlugin<Options> = (opts?: Partial<

      addGlobalPageResources(ctx, resources, componentResources)

-      const stylesheet = joinStyles(ctx.cfg.configuration.theme, styles, ...componentResources.css)
+      const stylesheet = joinStyles(ctx.cfg.configuration.theme, ...componentResources.css, styles)
      const prescript = joinScripts(componentResources.beforeDOMLoaded)
      const postscript = joinScripts(componentResources.afterDOMLoaded)
      const fps = await Promise.all([
--- a/quartz/plugins/emitters/contentIndex.ts
+++ b/quartz/plugins/emitters/contentIndex.ts
@@ -1,7 +1,10 @@
+import { Root } from "hast"
 import { GlobalConfiguration } from "../../cfg"
 import { getDate } from "../../components/Date"
+import { escapeHTML } from "../../util/escape"
 import { FilePath, FullSlug, SimpleSlug, simplifySlug } from "../../util/path"
 import { QuartzEmitterPlugin } from "../types"
+import { toHtml } from "hast-util-to-html"
 import path from "path"

 export type ContentIndex = Map<FullSlug, ContentDetails>
@@ -10,6 +13,7 @@ export type ContentDetails = {
  links: SimpleSlug[]
  tags: string[]
  content: string
+  richContent?: string
  date?: Date
  description?: string
 }
@@ -17,19 +21,23 @@ export type ContentDetails = {
 interface Options {
  enableSiteMap: boolean
  enableRSS: boolean
+  rssLimit?: number
+  rssFullHtml: boolean
  includeEmptyFiles: boolean
 }

 const defaultOptions: Options = {
  enableSiteMap: true,
  enableRSS: true,
+  rssLimit: 10,
+  rssFullHtml: false,
  includeEmptyFiles: true,
 }

 function generateSiteMap(cfg: GlobalConfiguration, idx: ContentIndex): string {
  const base = cfg.baseUrl ?? ""
  const createURLEntry = (slug: SimpleSlug, content: ContentDetails): string => `<url>
-    <loc>https://${base}/${slug}</loc>
+    <loc>https://${base}/${encodeURI(slug)}</loc>
    <lastmod>${content.date?.toISOString()}</lastmod>
  </url>`
  const urls = Array.from(idx)
@@ -38,27 +46,42 @@ function generateSiteMap(cfg: GlobalConfiguration, idx: ContentIndex): string {
  return `<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml">${urls}</urlset>`
 }

-function generateRSSFeed(cfg: GlobalConfiguration, idx: ContentIndex): string {
+function generateRSSFeed(cfg: GlobalConfiguration, idx: ContentIndex, limit?: number): string {
  const base = cfg.baseUrl ?? ""
  const root = `https://${base}`

  const createURLEntry = (slug: SimpleSlug, content: ContentDetails): string => `<item>
-    <title>${content.title}</title>
-    <link>${root}/${slug}</link>
-    <guid>${root}/${slug}</guid>
-    <description>${content.description}</description>
+    <title>${escapeHTML(content.title)}</title>
+    <link>${root}/${encodeURI(slug)}</link>
+    <guid>${root}/${encodeURI(slug)}</guid>
+    <description>${content.richContent ?? content.description}</description>
    <pubDate>${content.date?.toUTCString()}</pubDate>
  </item>`

  const items = Array.from(idx)
+    .sort(([_, f1], [__, f2]) => {
+      if (f1.date && f2.date) {
+        return f2.date.getTime() - f1.date.getTime()
+      } else if (f1.date && !f2.date) {
+        return -1
+      } else if (!f1.date && f2.date) {
+        return 1
+      }
+
+      return f1.title.localeCompare(f2.title)
+    })
    .map(([slug, content]) => createURLEntry(simplifySlug(slug), content))
+    .slice(0, limit ?? idx.size)
    .join("")
+
  return `<?xml version="1.0" encoding="UTF-8" ?>
 <rss version="2.0">
    <channel>
-      <title>${cfg.pageTitle}</title>
+      <title>${escapeHTML(cfg.pageTitle)}</title>
      <link>${root}</link>
-      <description>Recent content on ${cfg.pageTitle}</description>
+      <description>${!!limit ? `Last ${limit} notes` : "Recent notes"} on ${escapeHTML(
+        cfg.pageTitle,
+      )}</description>
      <generator>Quartz -- quartz.jzhao.xyz</generator>
      ${items}
    </channel>
@@ -73,7 +96,7 @@ export const ContentIndex: QuartzEmitterPlugin<Partial<Options>> = (opts) => {
      const cfg = ctx.cfg.configuration
      const emitted: FilePath[] = []
      const linkIndex: ContentIndex = new Map()
-      for (const [_tree, file] of content) {
+      for (const [tree, file] of content) {
        const slug = file.data.slug!
        const date = getDate(ctx.cfg.configuration, file.data) ?? new Date()
        if (opts?.includeEmptyFiles || (file.data.text && file.data.text !== "")) {
@@ -82,6 +105,9 @@ export const ContentIndex: QuartzEmitterPlugin<Partial<Options>> = (opts) => {
            links: file.data.links ?? [],
            tags: file.data.frontmatter?.tags ?? [],
            content: file.data.text ?? "",
+            richContent: opts?.rssFullHtml
+              ? escapeHTML(toHtml(tree as Root, { allowDangerousHtml: true }))
+              : undefined,
            date: date,
            description: file.data.description ?? "",
          })
@@ -101,7 +127,7 @@ export const ContentIndex: QuartzEmitterPlugin<Partial<Options>> = (opts) => {
      if (opts?.enableRSS) {
        emitted.push(
          await emit({
-            content: generateRSSFeed(cfg, linkIndex),
+            content: generateRSSFeed(cfg, linkIndex, opts.rssLimit),
            slug: "index" as FullSlug,
            ext: ".xml",
          }),
--- a/quartz/plugins/emitters/contentPage.tsx
+++ b/quartz/plugins/emitters/contentPage.tsx
@@ -4,9 +4,10 @@ import HeaderConstructor from "../../components/Header"
 import BodyConstructor from "../../components/Body"
 import { pageResources, renderPage } from "../../components/renderPage"
 import { FullPageLayout } from "../../cfg"
-import { FilePath } from "../../util/path"
+import { FilePath, pathToRoot } from "../../util/path"
 import { defaultContentPageLayout, sharedPageComponents } from "../../../quartz.layout"
 import { Content } from "../../components"
+import chalk from "chalk"

 export const ContentPage: QuartzEmitterPlugin<Partial<FullPageLayout>> = (userOpts) => {
  const opts: FullPageLayout = {
@@ -29,9 +30,15 @@ export const ContentPage: QuartzEmitterPlugin<Partial<FullPageLayout>> = (userOp
      const cfg = ctx.cfg.configuration
      const fps: FilePath[] = []
      const allFiles = content.map((c) => c[1].data)
+
+      let containsIndex = false
      for (const [tree, file] of content) {
        const slug = file.data.slug!
-        const externalResources = pageResources(slug, resources)
+        if (slug === "index") {
+          containsIndex = true
+        }
+
+        const externalResources = pageResources(pathToRoot(slug), resources)
        const componentData: QuartzComponentProps = {
          fileData: file.data,
          externalResources,
@@ -50,6 +57,15 @@ export const ContentPage: QuartzEmitterPlugin<Partial<FullPageLayout>> = (userOp

        fps.push(fp)
      }
+
+      if (!containsIndex) {
+        console.log(
+          chalk.yellow(
+            `\nWarning: you seem to be missing an \`index.md\` home page file at the root of your \`${ctx.argv.directory}\` folder. This may cause errors when deploying.`,
+          ),
+        )
+      }
+
      return fps
    },
  }
--- a/quartz/plugins/emitters/folderPage.tsx
+++ b/quartz/plugins/emitters/folderPage.tsx
@@ -12,6 +12,7 @@ import {
  SimpleSlug,
  _stripSlashes,
  joinSegments,
+  pathToRoot,
  simplifySlug,
 } from "../../util/path"
 import { defaultListPageLayout, sharedPageComponents } from "../../../quartz.layout"
@@ -69,7 +70,7 @@ export const FolderPage: QuartzEmitterPlugin<FullPageLayout> = (userOpts) => {

      for (const folder of folders) {
        const slug = joinSegments(folder, "index") as FullSlug
-        const externalResources = pageResources(slug, resources)
+        const externalResources = pageResources(pathToRoot(slug), resources)
        const [tree, file] = folderDescriptions[folder]
        const componentData: QuartzComponentProps = {
          fileData: file.data,
--- a/quartz/plugins/emitters/index.ts
+++ b/quartz/plugins/emitters/index.ts
@@ -6,3 +6,4 @@ export { AliasRedirects } from "./aliases"
 export { Assets } from "./assets"
 export { Static } from "./static"
 export { ComponentResources } from "./componentResources"
+export { NotFoundPage } from "./404"
--- a/quartz/plugins/emitters/tagPage.tsx
+++ b/quartz/plugins/emitters/tagPage.tsx
@@ -5,7 +5,13 @@ import BodyConstructor from "../../components/Body"
 import { pageResources, renderPage } from "../../components/renderPage"
 import { ProcessedContent, defaultProcessedContent } from "../vfile"
 import { FullPageLayout } from "../../cfg"
-import { FilePath, FullSlug, getAllSegmentPrefixes, joinSegments } from "../../util/path"
+import {
+  FilePath,
+  FullSlug,
+  getAllSegmentPrefixes,
+  joinSegments,
+  pathToRoot,
+} from "../../util/path"
 import { defaultListPageLayout, sharedPageComponents } from "../../../quartz.layout"
 import { TagContent } from "../../components"

@@ -62,7 +68,7 @@ export const TagPage: QuartzEmitterPlugin<FullPageLayout> = (userOpts) => {

      for (const tag of tags) {
        const slug = joinSegments("tags", tag) as FullSlug
-        const externalResources = pageResources(slug, resources)
+        const externalResources = pageResources(pathToRoot(slug), resources)
        const [tree, file] = tagDescriptions[tag]
        const componentData: QuartzComponentProps = {
          fileData: file.data,
--- a/quartz/plugins/transformers/description.ts
+++ b/quartz/plugins/transformers/description.ts
@@ -1,6 +1,7 @@
 import { Root as HTMLRoot } from "hast"
 import { toString } from "hast-util-to-string"
 import { QuartzTransformerPlugin } from "../types"
+import { escapeHTML } from "../../util/escape"

 export interface Options {
  descriptionLength: number
@@ -10,15 +11,6 @@ const defaultOptions: Options = {
  descriptionLength: 150,
 }

-const escapeHTML = (unsafe: string) => {
-  return unsafe
-    .replaceAll("&", "&amp;")
-    .replaceAll("<", "&lt;")
-    .replaceAll(">", "&gt;")
-    .replaceAll('"', "&quot;")
-    .replaceAll("'", "&#039;")
-}
-
 export const Description: QuartzTransformerPlugin<Partial<Options> | undefined> = (userOpts) => {
  const opts = { ...defaultOptions, ...userOpts }
  return {
--- a/quartz/plugins/transformers/frontmatter.ts
+++ b/quartz/plugins/transformers/frontmatter.ts
@@ -2,14 +2,17 @@ import matter from "gray-matter"
 import remarkFrontmatter from "remark-frontmatter"
 import { QuartzTransformerPlugin } from "../types"
 import yaml from "js-yaml"
+import toml from "toml"
 import { slugTag } from "../../util/path"

 export interface Options {
  delims: string | string[]
+  language: "yaml" | "toml"
 }

 const defaultOptions: Options = {
  delims: "---",
+  language: "yaml",
 }

 export const FrontMatter: QuartzTransformerPlugin<Partial<Options> | undefined> = (userOpts) => {
@@ -18,13 +21,14 @@ export const FrontMatter: QuartzTransformerPlugin<Partial<Options> | undefined>
    name: "FrontMatter",
    markdownPlugins() {
      return [
-        remarkFrontmatter,
+        [remarkFrontmatter, ["yaml", "toml"]],
        () => {
          return (_, file) => {
            const { data } = matter(file.value, {
              ...opts,
              engines: {
                yaml: (s) => yaml.load(s, { schema: yaml.JSON_SCHEMA }) as object,
+                toml: (s) => toml.parse(s) as object,
              },
            })

@@ -33,6 +37,11 @@ export const FrontMatter: QuartzTransformerPlugin<Partial<Options> | undefined>
              data.tags = data.tag
            }

+            // coerce title to string
+            if (data.title) {
+              data.title = data.title.toString()
+            }
+
            if (data.tags && !Array.isArray(data.tags)) {
              data.tags = data.tags
                .toString()
--- a/quartz/plugins/transformers/index.ts
+++ b/quartz/plugins/transformers/index.ts
@@ -5,5 +5,7 @@ export { Latex } from "./latex"
 export { Description } from "./description"
 export { CrawlLinks } from "./links"
 export { ObsidianFlavoredMarkdown } from "./ofm"
+export { OxHugoFlavouredMarkdown } from "./oxhugofm"
 export { SyntaxHighlighting } from "./syntax"
 export { TableOfContents } from "./toc"
+export { HardLineBreaks } from "./linebreaks"
--- a/quartz/plugins/transformers/lastmod.ts
+++ b/quartz/plugins/transformers/lastmod.ts
@@ -2,6 +2,7 @@ import fs from "fs"
 import path from "path"
 import { Repository } from "@napi-rs/simple-git"
 import { QuartzTransformerPlugin } from "../types"
+import chalk from "chalk"

 export interface Options {
  priority: ("frontmatter" | "git" | "filesystem")[]
@@ -11,6 +12,20 @@ const defaultOptions: Options = {
  priority: ["frontmatter", "git", "filesystem"],
 }

+function coerceDate(fp: string, d: any): Date {
+  const dt = new Date(d)
+  const invalidDate = isNaN(dt.getTime()) || dt.getTime() === 0
+  if (invalidDate && d !== undefined) {
+    console.log(
+      chalk.yellow(
+        `\nWarning: found invalid date "${d}" in \`${fp}\`. Supported formats: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date#date_time_string_format`,
+      ),
+    )
+  }
+
+  return invalidDate ? new Date() : dt
+}
+
 type MaybeDate = undefined | string | number
 export const CreatedModifiedDate: QuartzTransformerPlugin<Partial<Options> | undefined> = (
  userOpts,
@@ -27,10 +42,11 @@ export const CreatedModifiedDate: QuartzTransformerPlugin<Partial<Options> | und
            let modified: MaybeDate = undefined
            let published: MaybeDate = undefined

-            const fp = path.posix.join(file.cwd, file.data.filePath as string)
+            const fp = file.data.filePath!
+            const fullFp = path.posix.join(file.cwd, fp)
            for (const source of opts.priority) {
              if (source === "filesystem") {
-                const st = await fs.promises.stat(fp)
+                const st = await fs.promises.stat(fullFp)
                created ||= st.birthtimeMs
                modified ||= st.mtimeMs
              } else if (source === "frontmatter" && file.data.frontmatter) {
@@ -49,9 +65,9 @@ export const CreatedModifiedDate: QuartzTransformerPlugin<Partial<Options> | und
            }

            file.data.dates = {
-              created: created ? new Date(created) : new Date(),
-              modified: modified ? new Date(modified) : new Date(),
-              published: published ? new Date(published) : new Date(),
+              created: coerceDate(fp, created),
+              modified: coerceDate(fp, modified),
+              published: coerceDate(fp, published),
            }
          }
        },
--- a/quartz/plugins/transformers/linebreaks.ts
+++ b/quartz/plugins/transformers/linebreaks.ts
@@ -0,0 +1,11 @@
+import { QuartzTransformerPlugin } from "../types"
+import remarkBreaks from "remark-breaks"
+
+export const HardLineBreaks: QuartzTransformerPlugin = () => {
+  return {
+    name: "HardLineBreaks",
+    markdownPlugins() {
+      return [remarkBreaks]
+    },
+  }
+}
--- a/quartz/plugins/transformers/links.ts
+++ b/quartz/plugins/transformers/links.ts
@@ -5,7 +5,6 @@ import {
  SimpleSlug,
  TransformOptions,
  _stripSlashes,
-  joinSegments,
  simplifySlug,
  splitAnchor,
  transformLink,
@@ -19,11 +18,13 @@ interface Options {
  markdownLinkResolution: TransformOptions["strategy"]
  /** Strips folders from a link so that it looks nice */
  prettyLinks: boolean
+  openLinksInNewTab: boolean
 }

 const defaultOptions: Options = {
  markdownLinkResolution: "absolute",
  prettyLinks: true,
+  openLinksInNewTab: false,
 }

 export const CrawlLinks: QuartzTransformerPlugin<Partial<Options> | undefined> = (userOpts) => {
@@ -53,8 +54,13 @@ export const CrawlLinks: QuartzTransformerPlugin<Partial<Options> | undefined> =
                node.properties.className ??= []
                node.properties.className.push(isAbsoluteUrl(dest) ? "external" : "internal")

+                if (opts.openLinksInNewTab) {
+                  node.properties.target = "_blank"
+                }
+
                // don't process external links or intra-document anchors
-                if (!(isAbsoluteUrl(dest) || dest.startsWith("#"))) {
+                const isInternal = !(isAbsoluteUrl(dest) || dest.startsWith("#"))
+                if (isInternal) {
                  dest = node.properties.href = transformLink(
                    file.data.slug!,
                    dest,
@@ -72,11 +78,13 @@ export const CrawlLinks: QuartzTransformerPlugin<Partial<Options> | undefined> =
                    simplifySlug(destCanonical as FullSlug),
                  ) as SimpleSlug
                  outgoing.add(simple)
+                  node.properties["data-slug"] = simple
                }

                // rewrite link internals if prettylinks is on
                if (
                  opts.prettyLinks &&
+                  isInternal &&
                  node.children.length === 1 &&
                  node.children[0].type === "text" &&
                  !node.children[0].value.startsWith("#")
--- a/quartz/plugins/transformers/ofm.ts
+++ b/quartz/plugins/transformers/ofm.ts
@@ -1,6 +1,7 @@
 import { PluggableList } from "unified"
 import { QuartzTransformerPlugin } from "../types"
 import { Root, HTML, BlockContent, DefinitionContent, Code, Paragraph } from "mdast"
+import { Element, Literal, Root as HtmlRoot } from "hast"
 import { Replace, findAndReplace as mdastFindReplace } from "mdast-util-find-and-replace"
 import { slug as slugAnchor } from "github-slugger"
 import rehypeRaw from "rehype-raw"
@@ -13,6 +14,7 @@ import { FilePath, pathToRoot, slugTag, slugifyFilePath } from "../../util/path"
 import { toHast } from "mdast-util-to-hast"
 import { toHtml } from "hast-util-to-html"
 import { PhrasingContent } from "mdast-util-find-and-replace/lib"
+import { capitalize } from "../../util/lang"

 export interface Options {
  comments: boolean
@@ -21,6 +23,7 @@ export interface Options {
  callouts: boolean
  mermaid: boolean
  parseTags: boolean
+  parseBlockReferences: boolean
  enableInHtmlEmbed: boolean
 }

@@ -31,6 +34,7 @@ const defaultOptions: Options = {
  callouts: true,
  mermaid: true,
  parseTags: true,
+  parseBlockReferences: true,
  enableInHtmlEmbed: false,
 }

@@ -69,6 +73,8 @@ const callouts = {
 const calloutMapping: Record<string, keyof typeof callouts> = {
  note: "note",
  abstract: "abstract",
+  summary: "abstract",
+  tldr: "abstract",
  info: "info",
  todo: "todo",
  tip: "tip",
@@ -96,11 +102,7 @@ const calloutMapping: Record<string, keyof typeof callouts> = {

 function canonicalizeCallout(calloutName: string): keyof typeof callouts {
  let callout = calloutName.toLowerCase() as keyof typeof calloutMapping
-  return calloutMapping[callout] ?? calloutName
-}
-
-const capitalize = (s: string): string => {
-  return s.substring(0, 1).toUpperCase() + s.substring(1)
+  return calloutMapping[callout] ?? "note"
 }

 // !?               -> optional embedding
@@ -109,14 +111,17 @@ const capitalize = (s: string): string => {
 // (#[^\[\]\|\#]+)? -> # then one or more non-special characters (heading link)
 // (|[^\[\]\|\#]+)? -> | then one or more non-special characters (alias)
 const wikilinkRegex = new RegExp(/!?\[\[([^\[\]\|\#]+)?(#[^\[\]\|\#]+)?(\|[^\[\]\|\#]+)?\]\]/, "g")
-const highlightRegex = new RegExp(/==(.+)==/, "g")
+const highlightRegex = new RegExp(/==([^=]+)==/, "g")
 const commentRegex = new RegExp(/%%(.+)%%/, "g")
 // from https://github.com/escwxyz/remark-obsidian-callout/blob/main/src/index.ts
 const calloutRegex = new RegExp(/^\[\!(\w+)\]([+-]?)/)
 const calloutLineRegex = new RegExp(/^> *\[\!\w+\][+-]?.*$/, "gm")
-// (?:^| )   -> non-capturing group, tag should start be separated by a space or be the start of the line
-// #(\w+)    -> tag itself is # followed by a string of alpha-numeric characters
-const tagRegex = new RegExp(/(?:^| )#(\p{L}+)/, "gu")
+// (?:^| )              -> non-capturing group, tag should start be separated by a space or be the start of the line
+// #(...)               -> capturing group, tag itself must start with #
+// (?:[-_\p{L}])+       -> non-capturing group, non-empty string of (Unicode-aware) alpha-numeric characters, hyphens and/or underscores
+// (?:\/[-_\p{L}]+)*)   -> non-capturing group, matches an arbitrary number of tag strings separated by "/"
+const tagRegex = new RegExp(/(?:^| )#((?:[-_\p{L}\d])+(?:\/[-_\p{L}\d]+)*)/, "gu")
+const blockReferenceRegex = new RegExp(/\^([A-Za-z0-9]+)$/, "g")

 export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options> | undefined> = (
  userOpts,
@@ -230,8 +235,16 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>
                    value: `<iframe src="${url}"></iframe>`,
                  }
                } else if (ext === "") {
-                  // TODO: note embed
+                  const block = anchor
+                  return {
+                    type: "html",
+                    data: { hProperties: { transclude: true } },
+                    value: `<blockquote class="transclude" data-url="${url}" data-block="${block}"><a href="${
+                      url + anchor
+                    }" class="transclude-inner">Transclude of ${url}${block}</a></blockquote>`,
+                  }
                }
+
                // otherwise, fall through to regular link
              }

@@ -320,7 +333,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>

                const titleHtml: HTML = {
                  type: "html",
-                  value: `<div 
+                  value: `<div
                  class="callout-title"
                >
                  <div class="callout-icon">${callouts[calloutType]}</div>
@@ -383,13 +396,18 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>
          return (tree: Root, file) => {
            const base = pathToRoot(file.data.slug!)
            findAndReplace(tree, tagRegex, (_value: string, tag: string) => {
+              // Check if the tag only includes numbers
+              if (/^\d+$/.test(tag)) {
+                return false
+              }
+              tag = slugTag(tag)
              if (file.data.frontmatter && !file.data.frontmatter.tags.includes(tag)) {
                file.data.frontmatter.tags.push(tag)
              }

              return {
                type: "link",
-                url: base + `/tags/${slugTag(tag)}`,
+                url: base + `/tags/${tag}`,
                data: {
                  hProperties: {
                    className: ["tag-link"],
@@ -406,11 +424,64 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>
          }
        })
      }
-
      return plugins
    },
    htmlPlugins() {
-      return [rehypeRaw]
+      const plugins = [rehypeRaw]
+
+      if (opts.parseBlockReferences) {
+        plugins.push(() => {
+          const inlineTagTypes = new Set(["p", "li"])
+          const blockTagTypes = new Set(["blockquote"])
+          return (tree, file) => {
+            file.data.blocks = {}
+            file.data.htmlAst = tree
+
+            visit(tree, "element", (node, index, parent) => {
+              if (blockTagTypes.has(node.tagName)) {
+                const nextChild = parent?.children.at(index! + 2) as Element
+                if (nextChild && nextChild.tagName === "p") {
+                  const text = nextChild.children.at(0) as Literal
+                  if (text && text.value && text.type === "text") {
+                    const matches = text.value.match(blockReferenceRegex)
+                    if (matches && matches.length >= 1) {
+                      parent!.children.splice(index! + 2, 1)
+                      const block = matches[0].slice(1)
+
+                      if (!Object.keys(file.data.blocks!).includes(block)) {
+                        node.properties = {
+                          ...node.properties,
+                          id: block,
+                        }
+                        file.data.blocks![block] = node
+                      }
+                    }
+                  }
+                }
+              } else if (inlineTagTypes.has(node.tagName)) {
+                const last = node.children.at(-1) as Literal
+                if (last && last.value && typeof last.value === "string") {
+                  const matches = last.value.match(blockReferenceRegex)
+                  if (matches && matches.length >= 1) {
+                    last.value = last.value.slice(0, -matches[0].length)
+                    const block = matches[0].slice(1)
+
+                    if (!Object.keys(file.data.blocks!).includes(block)) {
+                      node.properties = {
+                        ...node.properties,
+                        id: block,
+                      }
+                      file.data.blocks![block] = node
+                    }
+                  }
+                }
+              }
+            })
+          }
+        })
+      }
+
+      return plugins
    },
    externalResources() {
      const js: JSResource[] = []
@@ -428,7 +499,7 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>
          script: `
          import mermaid from 'https://cdn.jsdelivr.net/npm/mermaid/dist/mermaid.esm.min.mjs';
          const darkMode = document.documentElement.getAttribute('saved-theme') === 'dark'
-          mermaid.initialize({ 
+          mermaid.initialize({
            startOnLoad: false,
            securityLevel: 'loose',
            theme: darkMode ? 'dark' : 'default'
@@ -449,3 +520,10 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>
    },
  }
 }
+
+declare module "vfile" {
+  interface DataMap {
+    blocks: Record<string, Element>
+    htmlAst: HtmlRoot
+  }
+}
--- a/quartz/plugins/transformers/oxhugofm.ts
+++ b/quartz/plugins/transformers/oxhugofm.ts
@@ -0,0 +1,108 @@
+import { QuartzTransformerPlugin } from "../types"
+
+export interface Options {
+  /** Replace {{ relref }} with quartz wikilinks []() */
+  wikilinks: boolean
+  /** Remove pre-defined anchor (see https://ox-hugo.scripter.co/doc/anchors/) */
+  removePredefinedAnchor: boolean
+  /** Remove hugo shortcode syntax */
+  removeHugoShortcode: boolean
+  /** Replace <figure/> with ![]() */
+  replaceFigureWithMdImg: boolean
+
+  /** Replace org latex fragments with $ and $$ */
+  replaceOrgLatex: boolean
+}
+
+const defaultOptions: Options = {
+  wikilinks: true,
+  removePredefinedAnchor: true,
+  removeHugoShortcode: true,
+  replaceFigureWithMdImg: true,
+  replaceOrgLatex: true,
+}
+
+const relrefRegex = new RegExp(/\[([^\]]+)\]\(\{\{< relref "([^"]+)" >\}\}\)/, "g")
+const predefinedHeadingIdRegex = new RegExp(/(.*) {#(?:.*)}/, "g")
+const hugoShortcodeRegex = new RegExp(/{{(.*)}}/, "g")
+const figureTagRegex = new RegExp(/< ?figure src="(.*)" ?>/, "g")
+// \\\\\( -> matches \\(
+// (.+?) -> Lazy match for capturing the equation
+// \\\\\) -> matches \\)
+const inlineLatexRegex = new RegExp(/\\\\\((.+?)\\\\\)/, "g")
+// (?:\\begin{equation}|\\\\\(|\\\\\[) -> start of equation
+// ([\s\S]*?) -> Matches the block equation
+// (?:\\\\\]|\\\\\)|\\end{equation}) -> end of equation
+const blockLatexRegex = new RegExp(
+  /(?:\\begin{equation}|\\\\\(|\\\\\[)([\s\S]*?)(?:\\\\\]|\\\\\)|\\end{equation})/,
+  "g",
+)
+// \$\$[\s\S]*?\$\$ -> Matches block equations
+// \$.*?\$ -> Matches inline equations
+const quartzLatexRegex = new RegExp(/\$\$[\s\S]*?\$\$|\$.*?\$/, "g")
+
+/**
+ * ox-hugo is an org exporter backend that exports org files to hugo-compatible
+ * markdown in an opinionated way. This plugin adds some tweaks to the generated
+ * markdown to make it compatible with quartz but the list of changes applied it
+ * is not exhaustive.
+ * */
+export const OxHugoFlavouredMarkdown: QuartzTransformerPlugin<Partial<Options> | undefined> = (
+  userOpts,
+) => {
+  const opts = { ...defaultOptions, ...userOpts }
+  return {
+    name: "OxHugoFlavouredMarkdown",
+    textTransform(_ctx, src) {
+      if (opts.wikilinks) {
+        src = src.toString()
+        src = src.replaceAll(relrefRegex, (value, ...capture) => {
+          const [text, link] = capture
+          return `[${text}](${link})`
+        })
+      }
+
+      if (opts.removePredefinedAnchor) {
+        src = src.toString()
+        src = src.replaceAll(predefinedHeadingIdRegex, (value, ...capture) => {
+          const [headingText] = capture
+          return headingText
+        })
+      }
+
+      if (opts.removeHugoShortcode) {
+        src = src.toString()
+        src = src.replaceAll(hugoShortcodeRegex, (value, ...capture) => {
+          const [scContent] = capture
+          return scContent
+        })
+      }
+
+      if (opts.replaceFigureWithMdImg) {
+        src = src.toString()
+        src = src.replaceAll(figureTagRegex, (value, ...capture) => {
+          const [src] = capture
+          return `![](${src})`
+        })
+      }
+
+      if (opts.replaceOrgLatex) {
+        src = src.toString()
+        src = src.replaceAll(inlineLatexRegex, (value, ...capture) => {
+          const [eqn] = capture
+          return `$${eqn}$`
+        })
+        src = src.replaceAll(blockLatexRegex, (value, ...capture) => {
+          const [eqn] = capture
+          return `$$${eqn}$$`
+        })
+
+        // ox-hugo escapes _ as \_
+        src = src.replaceAll(quartzLatexRegex, (value) => {
+          return value.replaceAll("\\_", "_")
+        })
+      }
+      return src
+    },
+  }
+}
--- a/quartz/plugins/transformers/toc.ts
+++ b/quartz/plugins/transformers/toc.ts
@@ -8,12 +8,14 @@ export interface Options {
  maxDepth: 1 | 2 | 3 | 4 | 5 | 6
  minEntries: 1
  showByDefault: boolean
+  collapseByDefault: boolean
 }

 const defaultOptions: Options = {
  maxDepth: 3,
  minEntries: 1,
  showByDefault: true,
+  collapseByDefault: false,
 }

 interface TocEntry {
@@ -54,6 +56,7 @@ export const TableOfContents: QuartzTransformerPlugin<Partial<Options> | undefin
                  ...entry,
                  depth: entry.depth - highestDepth,
                }))
+                file.data.collapseToc = opts.collapseByDefault
              }
            }
          }
@@ -66,5 +69,6 @@ export const TableOfContents: QuartzTransformerPlugin<Partial<Options> | undefin
 declare module "vfile" {
  interface DataMap {
    toc: TocEntry[]
+    collapseToc: boolean
  }
 }
--- a/quartz/styles/base.scss
+++ b/quartz/styles/base.scss
@@ -1,4 +1,3 @@
-@use "./custom.scss";
@use "./syntax.scss";
@use "./callouts.scss";
@use "./variables.scss" as *;
@@ -65,7 +64,7 @@ a {
    color: var(--tertiary) !important;
  }

-  &.internal {
+  &.internal:not(:has(> img)) {
    text-decoration: none;
    background-color: var(--highlight);
    padding: 0 0.1rem;
@@ -95,6 +94,8 @@ a {
  }

  & article {
+    position: relative;
+
    & > h1 {
      font-size: 2rem;
    }
@@ -389,23 +390,33 @@ p {
  line-height: 1.6rem;
 }

-table {
-  margin: 1rem;
-  padding: 1.5rem;
-  border-collapse: collapse;
-  & > * {
-    line-height: 2rem;
+.table-container {
+  overflow-x: auto;
+
+  & > table {
+    margin: 1rem;
+    padding: 1.5rem;
+    border-collapse: collapse;
+
+    th,
+    td {
+      min-width: 75px;
+    }
+
+    & > * {
+      line-height: 2rem;
+    }
  }
 }

 th {
  text-align: left;
-  padding: 0.4rem 1rem;
+  padding: 0.4rem 0.7rem;
  border-bottom: 2px solid var(--gray);
 }

 td {
-  padding: 0.2rem 1rem;
+  padding: 0.2rem 0.7rem;
 }

 tr {
@@ -446,7 +457,7 @@ video {

 ul.overflow,
 ol.overflow {
-  height: 300px;
+  max-height: 400;
  overflow-y: auto;

  // clearfix
@@ -454,7 +465,7 @@ ol.overflow {
  clear: both;

  & > li:last-of-type {
-    margin-bottom: 50px;
+    margin-bottom: 30px;
  }

  &:after {
@@ -470,3 +481,9 @@ ol.overflow {
    background: linear-gradient(transparent 0px, var(--light));
  }
 }
+
+.transclude {
+  ul {
+    padding-left: 1rem;
+  }
+}
--- a/quartz/styles/callouts.scss
+++ b/quartz/styles/callouts.scss
@@ -82,7 +82,6 @@

 .callout-title {
  display: flex;
-  align-items: center;
  gap: 5px;
  padding: 1rem 0;
  color: var(--color);
@@ -103,6 +102,8 @@
 .callout-icon {
  width: 18px;
  height: 18px;
+  flex: 0 0 18px;
+  padding-top: 4px;
 }

 .callout-title-inner {
--- a/quartz/styles/custom.scss
+++ b/quartz/styles/custom.scss
@@ -10,4 +10,7 @@
    --outlinegray: #dadada;
    --million-progress-bar-color: var(--secondary);
    --highlighted: #f5dfaf88;
-  }
+  }
+@use "./base.scss";
+
+// put your custom CSS here!
--- a/quartz/util/ctx.ts
+++ b/quartz/util/ctx.ts
@@ -7,6 +7,8 @@ export interface Argv {
  output: string
  serve: boolean
  port: number
+  wsPort: number
+  remoteDevHost?: string
  concurrency?: number
 }

--- a/quartz/util/escape.ts
+++ b/quartz/util/escape.ts
@@ -0,0 +1,8 @@
+export const escapeHTML = (unsafe: string) => {
+  return unsafe
+    .replaceAll("&", "&amp;")
+    .replaceAll("<", "&lt;")
+    .replaceAll(">", "&gt;")
+    .replaceAll('"', "&quot;")
+    .replaceAll("'", "&#039;")
+}
--- a/quartz/util/jsx.tsx
+++ b/quartz/util/jsx.tsx
@@ -0,0 +1,28 @@
+import { Components, Jsx, toJsxRuntime } from "hast-util-to-jsx-runtime"
+import { QuartzPluginData } from "../plugins/vfile"
+import { Node, Root } from "hast"
+import { Fragment, jsx, jsxs } from "preact/jsx-runtime"
+import { trace } from "./trace"
+import { type FilePath } from "./path"
+
+const customComponents: Components = {
+  table: (props) => (
+    <div class="table-container">
+      <table {...props} />
+    </div>
+  ),
+}
+
+export function htmlToJsx(fp: FilePath, tree: Node<QuartzPluginData>) {
+  try {
+    return toJsxRuntime(tree as Root, {
+      Fragment,
+      jsx: jsx as Jsx,
+      jsxs: jsxs as Jsx,
+      elementAttributeNameCase: "html",
+      components: customComponents,
+    })
+  } catch (e) {
+    trace(`Failed to parse Markdown in \`${fp}\` into JSX`, e as Error)
+  }
+}
--- a/quartz/util/lang.ts
+++ b/quartz/util/lang.ts
@@ -0,0 +1,11 @@
+export function pluralize(count: number, s: string): string {
+  if (count === 1) {
+    return `1 ${s}`
+  } else {
+    return `${count} ${s}s`
+  }
+}
+
+export function capitalize(s: string): string {
+  return s.substring(0, 1).toUpperCase() + s.substring(1)
+}
--- a/quartz/util/path.ts
+++ b/quartz/util/path.ts
@@ -52,7 +52,7 @@ export function slugifyFilePath(fp: FilePath, excludeExt?: boolean): FullSlug {

  let slug = withoutFileExt
    .split("/")
-    .map((segment) => segment.replace(/\s/g, "-").replace(/%/g, "-percent")) // slugify all segments
+    .map((segment) => segment.replace(/\s/g, "-").replace(/%/g, "-percent").replace(/\?/g, "-q")) // slugify all segments
    .join("/") // always use / as sep
    .replace(/\/$/, "") // remove trailing slash

@@ -123,7 +123,10 @@ export function slugTag(tag: string) {
 }

 export function joinSegments(...args: string[]): string {
-  return args.filter((segment) => segment !== "").join("/")
+  return args
+    .filter((segment) => segment !== "")
+    .join("/")
+    .replace(/\/\/+/g, "/")
 }

 export function getAllSegmentPrefixes(tags: string): string[] {
--- a/quartz/util/trace.ts
+++ b/quartz/util/trace.ts
@@ -4,7 +4,7 @@ import { isMainThread } from "workerpool"

 const rootFile = /.*at file:/
 export function trace(msg: string, err: Error) {
-  const stack = err.stack
+  let stack = err.stack ?? ""

  const lines: string[] = []

@@ -12,15 +12,11 @@ export function trace(msg: string, err: Error) {
  lines.push(
    "\n" +
      chalk.bgRed.black.bold(" ERROR ") +
-      "\n" +
+      "\n\n" +
      chalk.red(` ${msg}`) +
      (err.message.length > 0 ? `: ${err.message}` : ""),
  )

-  if (!stack) {
-    return
-  }
-
  let reachedEndOfLegibleTrace = false
  for (const line of stack.split("\n").slice(1)) {
    if (reachedEndOfLegibleTrace) {