What's inside astral-sh/ruff

astral-sh/ruff is a Rust repo with 988,162 lines written. SeeRepo read ruff and doesn't recognize any of its technologies yet. AI signed 0.4% of the 17,985 commits of ruff.

ruffRust · MIT
lines written
988,162
files
2,832
test files
2,138
GitHub stars
50,458

Read on November 5, 2026, at commit d017c82.See each one with its proof

How much of ruff did AI write?

0.4%

AI signed 0.4% of the 17,985 commits of ruff.

Signed by an AIWithout one

Who writes it

Frequently asked questions

What is astral-sh/ruff?
astral-sh/ruff is a Rust repo with 988,162 lines written. Its description on GitHub: “An extremely fast Python linter and code formatter, written in Rust.”

The proof: its page on GitHub

What is ruff built with?
SeeRepo read ruff and doesn't recognize any of its technologies yet.

The proof: each service with its file and line

How much of ruff did AI write?
AI signed 0.4% of the 17,985 commits of ruff.

The proof: the commits each tool signed

What license does ruff have?
ruff is released under the MIT license.

The proof: its page on GitHub

How many stars does ruff have on GitHub?
ruff had 50,458 stars on GitHub on November 5, 2026.

The proof: its page on GitHub

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