Tool Profile

Bun

Bun runtime — experimental Rust rewrite reached 99.8% test compatibility on Linux x64 glibc.

At a glance:

First seen:2026-05-09

Last seen:2026-05-09

Sightings:1

Source:bun.sh

What it is

Bun runtime — experimental Rust rewrite reached 99.8% test compatibility on Linux x64 glibc.

Why developers recommend it

Commenters were impressed that a huge runtime rewrite got this far this fast.

Hacker News evidence

2026-05-09

HN comments called the result “remarkable” and highlighted the 99.8% test-suite compatibility after starting from thousands of compiler errors.

Bun's experimental Rust rewrite hits 99.8% test compatibility on Linux x64 glibc