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![marcel_butucea Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::920542823354470400.png) Marcel Butucea [@marcel_butucea](/creator/twitter/marcel_butucea) on x 1525 followers
Created: 2025-07-21 09:35:12 UTC

Whoa! Meta's been secretly building PyreFly, a Rust-based Python type checker, since 2017! 🤯 Designed for massive monorepos, imagine the scale! What's next...



![](https://pbs.twimg.com/card_img/1947005940475322369/UU5K1XQ0?format=png&name=800x419)

XX engagements

![Engagements Line Chart](https://lunarcrush.com/gi/w:600/p:tweet::1947228860958777415/c:line.svg)

[Post Link](https://x.com/marcel_butucea/status/1947228860958777415)

[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]

marcel_butucea Avatar Marcel Butucea @marcel_butucea on x 1525 followers Created: 2025-07-21 09:35:12 UTC

Whoa! Meta's been secretly building PyreFly, a Rust-based Python type checker, since 2017! 🤯 Designed for massive monorepos, imagine the scale! What's next...

XX engagements

Engagements Line Chart

Post Link

post/tweet::1947228860958777415
/post/tweet::1947228860958777415