The Bun runtime project has merged a significant rewrite of its core in Rust, marking a major technical milestone. This rewrite is expected to improve performance, memory safety, and maintainability of the JavaScript/TypeScript runtime. The change has generated substantial discussion in the developer community, as evidenced by over 500 comments on Hacker News.
Background
Bun is a fast JavaScript runtime, bundler, and package manager that competes with Node.js and Deno. It's known for its exceptional performance and developer experience improvements. The decision to rewrite core parts in Rust reflects the growing trend of using memory-safe languages for critical infrastructure.
- Source
- Hacker News (RSS)
- Published
- May 14, 2026 at 04:15 PM
- Score
- 7.0 / 10