The short version
Bun runtime — experimental Rust rewrite reached 99.8% test compatibility on Linux x64 glibc.
From the HackerLinks archive
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
Times seen:1
Website:bun.sh
Why it caught our attention
Commenters were impressed that a huge runtime rewrite got this far this fast.
Where it surfaced on Hacker News
2026-05-09
Editorial paraphrase
HN comments called the result “remarkable” and highlighted the 99.8% test-suite compatibility after starting from thousands of compiler errors.
Original threadBun's experimental Rust rewrite hits 99.8% test compatibility on Linux x64 glibc