lovablelabs/oj
An experimental Rust-native build tool for React apps.
About the project
An experimental Rust-native build tool for React apps, optimized for memory and cold start instead of Vite. Supports SSR, Vite/Rollup plugins, and TanStack Start without source changes.
Useful for
- Run a dev server for a React app with lower memory usage than Vite
- Build a production React bundle with SSR via oj build --ssr
- Run a TanStack Start app in dev and production without source changes
README summarized by DeepSeek V4.1 Flash. Details may be inaccurate.
Why it’s trending
- 18 stars so far today, about 22 expected by the end of the day. The usual pace is 1 per day, so that's 15× as much.
- The spike has held for 3 days in a row — not a one-off blip.
- The repository is 41 days old and already has 429 stars.
- Hacker News: “Show HN: OJ – A drop-in replacement for Vite in Rust” — 16 points, 22 h ago.
- Recent forks include notable developers: @pi0 (5,121 followers).
Stars per day
Bars are daily stars, the line is the usual pace. Red marks spike days.
Numbers
- Total stars
- 429
- Stars in a day
- 22
- Forks
- 17
- Issues and pull requests
- 196
- Watchers
- 0
- Language
- Rust
- License
- MIT
- Created
- August 8, 2026
- Last push
- September 18, 2026
Star trust
Growth looks organic: forks and discussion are in line with active projects, and stars arrive unevenly, the way people give them.
These are heuristics, not a verdict: we judge by the repository’s behavior, not by a list of stargazers.
Hacker News discussions
- Lovable rewrites Vite in Rust – Reduces memory usage by 10x25 points, September 15, 2026
- Show HN: OJ – A drop-in replacement for Vite in Rust16 points, September 17, 2026
Spotted in
- September 18, 2026Spotted on Hacker News
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