0.17.0 v0.55.1

0.17.0

Oct 9, 2026· 12 days ago

Ruff 0.17.0 enhances security by code-signing executables on macOS and Windows and updates default Python versions to 3.11 and 3.15. The release also removes legacy support for ruff-lsp and the Python dependency from conda-forge builds, while introducing support for Unicode 17 and new linting conventions.

v0.55.1

Oct 2, 2026· 19 days ago

Ruff 0.16.10 introduces a migration guide for categories, adds a new rule for context manager iterator annotations, reduces memory usage for diagnostics, and avoids running `uv format` in untrusted workspaces.