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autopep8Black
Free

Free and open source under the MIT license.

 Free

Free and open source under the MIT licence.

Command line Windows, macOS, Linux, Command line
  • Fixes most formatting issues reported by pycodestyle
  • Can format files in place
  • Deterministic output with minimal configuration
  • Produces small diffs that ease code review
  • Requires pycodestyle
  • Deliberately few options, so the style cannot be tuned much
  • Python only
Downloadable app Downloadable app
Open source Open source
License: MIT License: MIT
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 8, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.