Sourced from ruff's releases.

0.15.7

Release Notes

Released on 2026-03-19.

Preview features

• Display output severity in preview (#23845)
• Don't show noqa hover for non-Python documents (#24040)

Rule changes

• [pycodestyle] Recognize pyrefly: as a pragma comment (E501) (#24019)

Server

• Don't return code actions for non-Python documents (#23905)

Documentation

• Add company AI policy to contributing guide (#24021)
• Document editor features for Markdown code formatting (#23924)
• [pylint] Improve phrasing (PLC0208) (#24033)

Other changes

• Use PEP 639 license information (#19661)

Contributors

• @​tmimmanuel
• @​DimitriPapadopoulos
• @​amyreese
• @​statxc
• @​dylwil3
• @​hunterhogan
• @​renovate

Install ruff 0.15.7

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://releases.astral.sh/github/ruff/releases/download/0.15.7/ruff-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://releases.astral.sh/github/ruff/releases/download/0.15.7/ruff-installer.ps1 | iex"
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... (truncated)

Sourced from ruff's changelog.

0.15.7

Released on 2026-03-19.

Preview features

• Display output severity in preview (#23845)
• Don't show noqa hover for non-Python documents (#24040)

Rule changes

• [pycodestyle] Recognize pyrefly: as a pragma comment (E501) (#24019)

Server

• Don't return code actions for non-Python documents (#23905)

Documentation

• Add company AI policy to contributing guide (#24021)
• Document editor features for Markdown code formatting (#23924)
• [pylint] Improve phrasing (PLC0208) (#24033)

Other changes

• Use PEP 639 license information (#19661)

Contributors

• @​tmimmanuel
• @​DimitriPapadopoulos
• @​amyreese
• @​statxc
• @​dylwil3
• @​hunterhogan
• @​renovate

0.15.6

Released on 2026-03-12.

Preview features

• Add support for lazy import parsing (#23755)
• Add support for star-unpacking of comprehensions (PEP 798) (#23788)
• Reject semantic syntax errors for lazy imports (#23757)
• Drop a few rules from the preview default set (#23879)
• [airflow] Flag Variable.get() calls outside of task execution context (AIR003) (#23584)
• [airflow] Flag runtime-varying values in DAG/task constructor arguments (AIR304) (#23631)
• [flake8-bugbear] Implement delattr-with-constant (B043) (#23737)

... (truncated)

• 0ef39de Bump 0.15.7 (#24049)
• beb543b [ty] ecosystem-analyzer: Fail on newly panicking projects (#24043)
• 378fe73 Don't show noqa hover for non-Python documents (#24040)
• b5665bd [pylint] Improve phrasing (PLC0208) (#24033)
• 6e20f22 test: migrate show_settings and version tests to use CliTest (#23702)
• f99b284 Drain file watcher events during test setup (#24030)
• 744c996 [ty] Filter out unsatisfiable inference attempts during generic call narrowin...
• 1616095 [ty] Avoid inferring intersection types for call arguments (#23933)
• 7f275f4 [ty] Pin mypy_primer in setup_primer_project.py (#24020)
• 7255e36 [pycodestyle] Recognize pyrefly: as a pragma comment (E501) (#24019)
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