Ruff downloads statistics

Features

• Inspection and highlighting • Integrating Reformat Code with ⌥⇧ ⌘ L or Ctrl+Alt+L • Quick Fix (from mouse-over, ⌥⏎ or Alt+Enter) • Show fix message • Suppressing warnings with # noqa: • Show code explanation tooltips when hovering # noqa: <code> • Run ruff --fix as an action • Run ruff --fix for a file when the file is saved • Detect both global and project-specific instances of ruff • Always use global ruff command • Custom global ruff executable path • Detect a project ruff after packages refreshed • Execute ruff command as a new process • Support ruff config file path as an option • Detect ruff executable in Conda environment • Detect ruff executable in WSL • Support Ruff LSP feature • LSP Client • JetBrains LSP integration for unified PyCharm, including free mode • LSP4IJ by RedHat (Requires installation of the LSP4IJ plugin) • LSP Server • ruff-lsp integration • ruff server integration • Live Config Reload: Automatically updates from pyproject.toml and ruff.toml without restarting • Support ruff format for ruff version 0.0.289 or later [Experimental]

JetBrains LSP client support

In unified PyCharm builds, including free mode, you can enable the JetBrains LSP client in Preferences/Settings -> Tools -> Ruff.

PyCharm made the LSP client APIs available without a paid subscription starting with 2025.1: https://platform.jetbrains.com/t/update-on-lsp-and-template-language-apis-in-pycharm/1453

The lsp integration applies only below features:

• Errors/warnings highlighting (textDocument/publishDiagnostics) • Quick-fixes for these errors/warnings (textDocument/codeAction

This is experimental feature.

Screenshots

Description from the JetBrains Marketplace listing.