The short version
A fast Python linter and formatter with a broadened default rule set.
From the HackerLinks archive
Ruff
A fast Python linter and formatter with a broadened default rule set.
At a glance:
First seen:2026-07-27
Last seen:2026-07-27
Times seen:1
Website:astral.sh
Why it caught our attention
A user said the upgrade improved code quality and caught new issues.
Where it surfaced on Hacker News
2026-07-27
“I updated a ~3k line Python project with this the other day. I was using v0.15.x beforehand. It didn't take too long and the new rules do improve code quality. It caught quite a few things previous versions didn't.”
nickjj · recommendation · first hand use
Direct HN comment
Ruff v0.16.0 – Significant new updates – 413 default rules up from 59