A plugin for Flake8 finding likely bugs and design problems in your program. Contains warnings that don't belong in pyflakes and pycodestyle.

Bandit is a tool designed to find common security issues in Python code.

Simple Python style checker in one Python file

Integration of pydocstyle and flake8 for combined linting and reporting

Modernizes Python code for eventual Python 3 migration. Built on top of fissix (a fork of lib2to3)

flake8 is a python tool that glues together pycodestyle, pyflakes, mccabe, and third-party plugins to check the style and quality of some python code.

Project to make writing plugins across major versions of flake8 easier

JSON formatter for Flake8 output

Style checker for sphinx (or other) rst documentation.

Removes unused imports and unused variables as reported by pyflakes