Hacker News·6 min read·hard
Rewriting Bun in Rust
A
afturner
✦AI Summary
The creator of the Bun runtime has announced a transition from Zig to Rust to improve stability and prevent recurring bugs. This decision follows Bun's acquisition by Anthropic and the integration of AI-assisted coding tools.
Disclosure: Bun was acquired by Anthropic in December 2025. I and others on the Bun team work at Anthropic. I used a pre-release version of Claude Fable 5 for much of the Rust rewrite.
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