Pinned Tweet
We just launched React Grab.
...AND it's 100% free and open source to contribute, fork, hack, whatever you want
Free to use inside of @samedotdev too!
Same retweeted
Apex ranks #5 on ReactBench
Very cost-efficient model for writing React + app code
We trained Apex for React Native. It landed #2 at fixing web React.
Callstack's Apex is tied #5 overall on @aidenybai's ReactBench. React Native tuning carries over to the web.
Try it on Vercel AI Gateway or apex.callstack.com
Same retweeted
Introducing /improve-threejs
Turn vibe-slop Three.js prototypes into stunning apps
It makes slow, visually buggy games run fast!
Same retweeted
Opus 5 is the best Claude model on ReactBench
Better at frontend code than Claude Fable 5 and >2x cheaper (!!)
Same retweeted
Introducing ReactBench
A benchmark for coding agents on real React work
Models write bad React code - useEffect, slow performance, memory leaks
Same retweeted
Introducing React Doctor for Performance
Fix slow React code and make it fast
npx react-doctor@latest
Same retweeted
Introducing React Security Doctor
Fix security exploits in your React app
Run as CLI. Fully open source
npx react-doctor@latest
Same retweeted
New in React Doctor:
Prevent bad React code from breaking prod
Install GitHub Action. Fully open source
npx react-doctor@latest
Same retweeted
Introducing React Native Doctor
Find performance and security bugs in your mobile app
Run via CLI and fix with agents. Fully open source
npx react-doctor@latest
Same retweeted
Introducing /react-doctor
Your React app probably has bad code. This fixes it
Install as agent skill. Fully open source.
npx react-doctor@latest
Same retweeted
Introducing React Review
Agents write terrible React, this helps you fix it
Just paste your GitHub repo! No signup required
Same retweeted
React Doctor v2 is here
Your agent writes bad React code, this catches it
Works with Next.js, Vite, React Native. Fix your app in minutes
npx react-doctor@latest
Same retweeted
Introducing Expect
Test your agent code in a real browser
Works with your agent. Fully open source
Same retweeted
Introducing Expect
Let agents test your code in a real browser
1. Run Claude Code / Codex to QA your app
2. Watch a video of every bug found
3. Fix and repeat until passing
Run as a CLI or agent skill. Fully open source
Same retweeted
Introducing React Grab
Select any element on your page → tell Claude Code or Codex what to change
Fully open source
npx react-grab@latest
Same retweeted
Introducing React Doctor
Scan your React codebase for anti-patterns:
- Unnecessary useEffects
- Fix accessibility issues
- Prop drilling instead of context / composition
Run as a CLI or agent skill. Repeat until passing. Fully open source







