What is react-spectrum built with?

Q: Which repos have a stack like react-spectrum's?

The ones that share most of its stack: supabase/supabase, thedotmack/claude-mem, and meta/docusaurus.

react-spectrum is a TypeScript repo built with React. It makes its content with unist-util-visit, js-yaml, mdast-util-toc, remark-frontmatter, remark-mdx, and 2 more, validates its data with Zod, is tested with playwright, Vitest, vitest-browser-react, Testing Library, Faker, and 2 more, and uses MCP. It has 619,804 written lines, with 549 test files.

Read on November 7, 2026, at commit 82959b6. Read it as markdown

Frontend

Styles 7

PostCSS9 files
@tailwindcss/postcss1 file
lightningcss1 file
postcss-import1 file
Tailwind CSS1 file
postcss-value-parser2 files
postcss-custom-properties1 file

The base 1

React1,155 files

Interface 2

react-transition-group2 files
boxen1 file

Backend

Services 1

MCP2 files · packages/dev/mcp/shared/src/server.ts, line 4

Support

Testing 7

Testing Library185 files
Vitest29 files
fast-check2 files
Faker1 file
playwright1 file
vitest-browser-react15 files
shadow-dom-testing-library2 files

Tools 19

Babel56 files
Storybook22 files
@parcel/plugin18 files
ESLint11 files
jscodeshift8 files
@parcel/core2 files
@svgr/core2 files
glob2 files
MDX2 files
parcel2 files
gulp1 file
TypeScript1 file

7 more

unplugin1 file
recast4 files
fast-glob2 files
react-docgen-typescript2 files
doctrine1 file
find-up1 file
gulp-concat1 file

Validation 1

Zod2 files

Content 7

remark-mdx2 files
remark-parse2 files
unified2 files
remark-frontmatter1 file
unist-util-visit3 files
js-yaml1 file
mdast-util-toc1 file

Other 11

chalk5 files
use-sync-external-store5 files
@formatjs/icu-messageformat-parser1 file
execa1 file
intl-messageformat1 file
client-only72 files
clsx4 files
unist-util-flatmap2 files
diff1 file
http-proxy-middleware1 file
through21 file

Other repos with a similar stack

Ordered by how much of its stack they share with react-spectrum, then by stars.

supabasesupabase
114.5k
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
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thedotmackclaude-mem
112.5k
Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More
8 of 56 in commonCompare →
metadocusaurus
66.7k
Easy to maintain open source documentation websites.
8 of 56 in commonCompare →
gatsbyjsgatsby
55.9k
React-based framework with performance, scalability, and security built in.
8 of 56 in common · JavaScriptCompare →
CherryHQcherry-studio
53.3k
Your AI workspace for models, agents, and productivity.
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clinecline
71.3k
Autonomous coding agent as an SDK, IDE extension, or CLI assistant.
7 of 56 in commonCompare →

Frequently asked questions

What language is react-spectrum written in?

react-spectrum is written in TypeScript, with 619,804 written lines.

What framework does react-spectrum use?

react-spectrum is built with React.

What services does react-spectrum use?

react-spectrum uses MCP.

The proof: packages/dev/mcp/shared/src/server.ts, line 4

Does react-spectrum have tests?

Yes. react-spectrum has 549 test files and is tested with playwright, Vitest, vitest-browser-react, Testing Library, Faker, fast-check, and shadow-dom-testing-library.

Which repos have a stack like react-spectrum's?

The ones that share most of its stack:supabase/supabase thedotmack/claude-mem meta/docusaurus