Rewriting Bun in Rust https://bun.com/blog/bun-in-rust

Bun's development team announced a significant architectural rewrite of their JavaScript runtime from Zig to Rust, aiming to improve performance, maintainability, and developer experience. This transition represents a major shift in the project's technical direction and likely addresses limitations encountered with the original Zig implementation. The move to Rust aligns with industry trends toward memory-safe systems programming for building high-performance development tools.

Source: Thariq (X) | 2026-07-08