What is gitbook built with?
gitbook is a TypeScript repo built with React and Next.js. It stores its data in quick-lru, signs people in with jwt-decode and jsonwebtoken, uses AI through ai and Vercel, makes its content with shiki, mdast-util-to-markdown, feed, image-size, mdast-util-from-markdown, and 15 more, validates its data with Zod, zod-to-json-schema, and Scalar, is tested with @playwright/test and @argos-ci/playwright, deploys with @opennextjs/cloudflare, and uses MCP. It has 119,716 written lines, with 135 test files.
LinkedInRead on November 8, 2026, at commit 09a8310. Read it as markdown
Frontend
The base 2
- React222 files · in packages/gitbook/package.json
- Next.js90 files · in packages/gitbook/package.json
Styles 5
- PostCSS1 file
tailwind-merge1 file
- Tailwind CSS
- classnames24 files
- next-themes4 files
Interface 6
motion13 files
- Base UI12 files
usehooks-ts4 files
- Mermaid1 file
- react-hotkeys-hook3 files
- @panzoom/panzoom2 files
Icons 1
- Font Awesome1 file
Backend
Support
Tools 8
ts-essentials10 files
acorn7 files
- Cloudflare1 file
- stylelint1 file
- assert-never35 files
- escodegen1 file
Content 20
shiki4 files
katex2 files
micromark-extension-gfm1 file
rehype-raw1 file
rehype-sanitize1 file
rehype-stringify1 file
- remark1 file
remark-gfm1 file
- remark-parse1 file
unified1 file
- js-yaml2 files
- mdast-util-to-markdown2 files
- feed1 file
- image-size1 file
- mdast-util-from-markdown1 file
- mdast-util-frontmatter1 file
- mdast-util-gfm1 file
- rss-parser1 file
- unist-util-remove1 file
- unist-util-visit1 file
Validation 3
- Zod9 files
- Scalar7 files
- zod-to-json-schema5 files
Testing 2
@playwright/test7 files
@argos-ci/playwright2 files
Deploy 1
@opennextjs/cloudflare6 files
Other 20
zustand13 files
nuqs2 files
flexsearch1 file
js-cookie1 file
- server-only7 files
- memoizee3 files
- p-map3 files
- rison3 files
- flatted2 files
- leven2 files
- deepmerge1 file
- diff1 file
- direction1 file
- negotiator1 file
- object-hash1 file
- object-identity1 file
- p-retry1 file
- tldts1 file
- url-join1 file
- warn-once1 file
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Frequently asked questions
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What does gitbook sign people in with?
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What services does gitbook use?
The proof: packages/gitbook/src/components/WebMCP/WebMCP.tsx, line 38
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