What is BlockNote built with?

Q: Which repos have a stack like BlockNote's?

The ones that share most of its stack: THU-MAIC/OpenMAIC, novuhq/novu, and reactive-resume/reactive-resume.

BlockNote is a TypeScript repo built with React and Hono. It uses AI through ai, ai-sdk, and OpenAI, makes its content with shikijs, @react-email/components, docx, katex, mathml2omml, and 4 more, is tested with xml-formatter, jsdom, msw, and @cantoo/pdf-lib, and deploys with @hono/node-server. It has 262,847 written lines, with 801 test files.

Read on November 13, 2026, at commit 58a40d2. Read it as markdown

The card says what it's built with. Its whole map opens it up: every part of the code and how it connects to the rest.

Frontend

The base 1

React227 files

Interface 12

ProseMirror94 files
tiptap71 files
Mantine25 files
Ariakit21 files
@floating-ui/react16 files
Base UI10 files
frimousse3 files
@tiptap/pm2 files
@tiptap/core1 file
pele1 file
prosemirror-changeset1 file
prosemirror-highlight1 file

Styles 4

class-variance-authority4 files
@shikijs/themes1 file
tailwind-merge1 file
Tailwind CSS

Icons 2

react-icons52 files
Lucide3 files

Backend

The base 1

Hono6 files · in packages/xl-ai-server/package.json

AI 2

ai17 files
ai-sdk8 files

Services 1

OpenAI2 files · packages/xl-ai-server/src/routes/regular.ts, line 1

Support

Content 9

@react-pdf/renderer8 files
docx8 files
react-email3 files
@react-email/components2 files
katex2 files
shikijs1 file
tex2typst1 file
Typst1 file
mathml2omml1 file

Tools 4

vite-plus18 files
@shikijs/types2 files
glob1 file
react-element-to-jsx-string1 file

Testing 4

msw4 files
jsdom2 files
xml-formatter3 files
@cantoo/pdf-lib1 file

Deploy 1

@hono/node-server1 file

Other 19

yjs13 files
y12 files
undici2 files
use-sync-external-store2 files
mathjax-full1 file
@zip.js/zip.js10 files
lib09 files
y-prosemirror8 files
fast-deep-equal2 files
buffer1 file
clsx1 file
console_error_panic_hook1 file

7 more

js-sys1 file
serde1 file
serde-wasm-bindgen1 file
wasm-bindgen1 file
web-streams-polyfill1 file
y-protocols1 file
comemo

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Ordered by how much of its stack they share with BlockNote, then by stars.

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