Code Analysis Python Libraries

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Row number					Tags
1	ruff Linters and Formatters	294,406,788	49,638	2026-09-15	Linters and Formatters Code Analysis Developer Tools	→
	An extremely fast Python linter and code formatter.
	astral-sh/github.com/astral-sh/ruff /2026-09-15 /294,406,788 downloads/month
2	pre-commit Git Hooks	166,551,645	15,573	2026-08-17	Git Hooks Code Analysis Developer Tools	→
	A framework for managing and maintaining multi-language pre-commit hooks.
	pre-commit/github.com/pre-commit/pre-commit /2026-08-17 /166,551,645 downloads/month
3	mypy Type Checkers	165,431,265	20,640	2026-09-15	Type Checkers Code Analysis Developer Tools	→
	Check variable types during compile time.
	python/github.com/python/mypy /2026-09-15 /165,431,265 downloads/month
4	black Linters and Formatters	131,148,464	41,844	2026-09-03	Linters and Formatters Code Analysis Developer Tools	→
	The uncompromising Python code formatter.
	psf/github.com/psf/black /2026-09-03 /131,148,464 downloads/month
5	isort Linters and Formatters	101,385,375	6,951	2026-08-27	Linters and Formatters Code Analysis Developer Tools	→
	A Python utility / library to sort imports.
	PyCQA/github.com/PyCQA/isort /2026-08-27 /101,385,375 downloads/month
6	flake8 Linters and Formatters	42,953,131	3,823	2026-08-17	Linters and Formatters Code Analysis Developer Tools	→
	A wrapper around `pycodestyle`, `pyflakes` and McCabe.
	Also see: awesome-flake8-extensions PyCQA/github.com/PyCQA/flake8 /2026-08-17 /42,953,131 downloads/month
7	pylint Linters and Formatters	42,587,642	5,724	2026-09-15	Linters and Formatters Code Analysis Developer Tools	→
	A fully customizable source code analyzer.
	pylint-dev/github.com/pylint-dev/pylint /2026-09-15 /42,587,642 downloads/month
8	ty Type Checkers	38,994,443	19,694	2026-09-15	Type Checkers Code Analysis Developer Tools	→
	An extremely fast Python type checker and language server.
	astral-sh/github.com/astral-sh/ty /2026-09-15 /38,994,443 downloads/month
9	pyright Type Checkers	37,808,083	15,644	2026-09-15	Type Checkers Code Analysis Developer Tools	→
	Full-featured static type checker for Python from Microsoft, the engine behind Pylance.
	microsoft/github.com/microsoft/pyright /2026-09-15 /37,808,083 downloads/month
10	bandit Linters and Formatters	25,589,963	8,260	2026-08-29	Linters and Formatters Code Analysis Developer Tools	→
	A tool designed to find common security issues in Python code.
	PyCQA/github.com/PyCQA/bandit /2026-08-29 /25,589,963 downloads/month
11	import-linter Code Analysis	16,768,530	1,177	2026-09-04	Code Analysis Code Analysis Developer Tools	→
	A linter that enforces architectural constraints on imports between Python modules.
	seddonym/github.com/seddonym/import-linter /2026-09-04 /16,768,530 downloads/month
12	vulture Code Analysis	13,871,404	4,810	2026-04-30	Code Analysis Code Analysis Developer Tools	→
	A tool for finding and analyzing dead Python code.
	jendrikseipp/github.com/jendrikseipp/vulture /2026-04-30 /13,871,404 downloads/month
13	pyrefly Type Checkers	7,571,932	6,967	2026-09-15	Type Checkers Code Analysis Developer Tools	→
	A fast type checker and language server for Python.
	facebook/github.com/facebook/pyrefly /2026-09-15 /7,571,932 downloads/month
14	rope Refactoring	1,476,667	2,236	2026-09-15	Refactoring Code Analysis Developer Tools	→
	Rope is a python refactoring library.
	python-rope/github.com/python-rope/rope /2026-09-15 /1,476,667 downloads/month
15	complexipy Code Analysis	931,289	850	2026-09-07	Code Analysis Code Analysis Developer Tools	→
	Cognitive complexity analysis for Python code, written in Rust.
	rohaquinlop/github.com/rohaquinlop/complexipy /2026-09-07 /931,289 downloads/month
16	monkeytype Type Annotations Generators	386,225	5,002	2025-06-14	Type Annotations Generators Code Analysis Developer Tools	→
	A system for Python that generates static type annotations by collecting runtime types.
	Instagram/github.com/Instagram/MonkeyType /2025-06-14 /386,225 downloads/month
17	prospector Code Analysis	370,671	2,084	2026-09-14	Code Analysis Code Analysis Developer Tools	→
	A tool to analyze Python code.
	prospector-dev/github.com/prospector-dev/prospector /2026-09-14 /370,671 downloads/month
18	repowise Code Analysis	20,525	6,658	2026-09-15	Code Analysis Code Analysis Developer Tools	→
	Codebase intelligence that indexes repos into dependency graphs, git history, and auto-generated docs with dead code detection.
	repowise-dev/github.com/repowise-dev/repowise /2026-09-15 /20,525 downloads/month

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