🏆 A ranked list of awesome python developer tools and libraries. Updated weekly.
This curated list contains 250 awesome open-source projects with a total of 630K stars grouped into 15 categories. All projects are ranked by a project-quality score, which is calculated based on various metrics automatically collected from GitHub and different package managers. If you like to add or update projects, feel free to open an issue, submit a pull request, or directly edit the projects.yaml. Contributions are very welcome!
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- Linters & Style Checkers 42 projects
- Code Formatters 6 projects
- Code Refactoring 18 projects
- Code Security 8 projects
- Virtual Environments 8 projects
- Dependency & Package Mangers 10 projects
- Code Metrics & Complexity 6 projects
- Logging 21 projects
- Documentation 26 projects
- Debugging Tools 13 projects
- Testing Tools 43 projects
- Code Packaging 16 projects
- Build Tools 14 projects
- System Monitoring & Profiling 17 projects
- AST Tools 5 projects
- Others 1 projects
- 🥇🥈🥉 Combined project-quality score
- ⭐️ Star count from GitHub
- 🐣 New project (less than 6 months old)
- 💤 Inactive project (6 months no activity)
- 💀 Dead project (12 months no activity)
- 📈📉 Project is trending up or down
- ➕ Project was recently added
- ❗️ Warning (e.g. missing/risky license)
- 👨💻 Contributors count from GitHub
- 🔀 Fork count from GitHub
- 📋 Issue count from GitHub
- ⏱️ Last update timestamp on package manager
- 📥 Download count from package manager
- 📦 Number of dependent projects
Flake8 related project
Pytest related project
Pylint related project
Sphinx related project
MkDocs related project
pycodestyle (🥇31 · ⭐ 4.4K) - Simple Python style checker in one Python file. ❗️Saxpath
wemake-python-styleguide (🥈30 · ⭐ 1.7K) - The strictest and most opinionated python linter ever!. MIT
flake8 (🥈30 · ⭐ 1.6K · 📉) - Flake8 is a wrapper around these tools: PyFlakes; pycodestyle; Ned.. MIT
pydocstyle (🥈30 · ⭐ 820) - docstring style checker. MIT
flake8-bugbear (🥈29 · ⭐ 620) - A plugin for Flake8 finding likely bugs and design problems.. MIT
pylint-django (🥈28 · ⭐ 490 · 💤) - Pylint plugin for improving code analysis for when.. ❗️GPL-2.0
coala (🥈27 · ⭐ 3.3K) - coala provides a unified command-line interface for linting and.. ❗️AGPL-3.0
flake8-quotes (🥈27 · ⭐ 130) - Flake8 extension for checking quotes in python. MIT
flake8-isort (🥈27 · ⭐ 110) - flake8 plugin that integrates isort. ❗️GPL-2.0
pyre-check (🥈25 · ⭐ 5.6K) - Performant type-checking for python. MIT
check-manifest (🥈25 · ⭐ 240) - Tool to check the completeness of MANIFEST.in for Python packages. MIT
darglint (🥉24 · ⭐ 360) - A python documentation linter which checks that the docstring description.. MIT
mypy-protobuf (🥉23 · ⭐ 400) - open source tools to generate mypy stubs from protobufs. Apache-2
flake8-comprehensions (🥉23 · ⭐ 310) - A flake8 plugin to help you write better.. MIT
flake8-eradicate (🥉23 · ⭐ 200) - Flake8 plugin to find commented out or dead code. MIT
flake8-black (🥉23 · ⭐ 97) - flake8 plugin to run black for checking Python coding style. MIT
data-science-types (🥉22 · ⭐ 190 · 💤) - Mypy stubs, i.e., type information, for numpy, pandas.. Apache-2
flake8-builtins (🥉22 · ⭐ 73) - Check for python builtins being used as variables or.. ❗️GPL-2.0
pylint-flask (🥉20 · ⭐ 59 · 💤) - A Pylint plugin to analyze Flask applications. ❗️GPL-2.0
flake8-commas (🥉19 · ⭐ 130) - Flake8 extension for enforcing trailing commas in python. MIT
pandas-vet (🥉18 · ⭐ 110 · 💤) - A plugin for Flake8 that checks pandas code. MIT
bellybutton (🥉17 · ⭐ 220) - Custom Python linting through AST expressions. MIT
linty_fresh (🥉14 · ⭐ 180 · 💤) - Surface lint errors during code review. Apache-2 mypy
Show 7 hidden projects...
- pep8-naming (🥈26 · ⭐ 340) - Naming Convention checker for Python.
❗️Saxpath - pylama (🥉24 · ⭐ 820 · 💀) - Code audit tool for python.
❗️LGPL-3.0 - flake8-import-order (🥉24 · ⭐ 250 · 💀) - Flake8 plugin that checks import order against..
❗️LGPL-3.0 - flake8-mypy (🥉20 · ⭐ 100 · 💀) - A plugin for flake8 integrating Mypy.
MIT - pycycle (🥉17 · ⭐ 290 · 💀) - Tool for pinpointing circular imports in Python. Find cyclic imports..
MIT - yala (🥉17 · ⭐ 11 · 💤) - Yet Another Linter Aggregator.
MIT - flake8-bandit (🥉15 · ⭐ 65 · 💀) - Automated security testing using bandit and flake8.
MIT
autopep8 (🥇32 · ⭐ 3.9K) - A tool that automatically formats Python code to conform to the PEP 8.. MIT
docformatter (🥉23 · ⭐ 240 · 💤) - Formats docstrings to follow PEP 257. MIT
Show 1 hidden projects...
rope (🥇31 · ⭐ 1.2K · 📈) - a python refactoring library. ❗️LGPL-3.0
pyupgrade (🥈25 · ⭐ 1.2K) - A tool (and pre-commit hook) to automatically upgrade syntax for newer.. MIT
autoflake (🥈23 · ⭐ 440 · 💤) - Removes unused imports and unused variables as reported by pyflakes. MIT
MonkeyType (🥉22 · ⭐ 3.6K) - A system for Python that generates static type annotations by.. BSD-3
pyannotate (🥉21 · ⭐ 1.2K) - Auto-generate PEP-484 annotations. Apache-2
add-trailing-comma (🥉21 · ⭐ 200) - A tool (and pre-commit hook) to automatically add trailing.. MIT
massedit (🥉17 · ⭐ 93 · 💤) - Programmatically edit text files with Python. Useful for source to.. MIT
Show 5 hidden projects...
- redbaron (🥈23 · ⭐ 620 · 💀) - Bottom-up approach to refactoring in python.
❗️LGPL-3.0 - baron (🥈23 · ⭐ 270 · 💀) - IDE allow you to refactor code, Baron allows you to write..
❗️LGPL-3.0 - unify (🥉20 · ⭐ 60 · 💀) - Modifies strings to all use the same quote where possible.
MIT - eradicate (🥉19 · ⭐ 120 · 💀) - Removes commented-out code from Python files.
❗️Saxpath - pep8ify (🥉16 · ⭐ 120 · 💀) - A library that modifies python source code to conform to pep8.
Apache-2
bandit (🥇28 · ⭐ 3.6K) - Bandit is a tool designed to find common security issues in Python.. Apache-2
dlint (🥉21 · ⭐ 77) - Dlint is a tool for encouraging best coding practices and helping ensure.. BSD-3
detect-secrets (🥉20 · ⭐ 2K · 📉) - An enterprise friendly way of detecting and preventing.. Apache-2
Show 2 hidden projects...
- pyarmor (🥈27 · ⭐ 1.2K) - A tool used to obfuscate python scripts, bind obfuscated scripts..
❗️SGI-B-2.0 - pyt (🥉18 · ⭐ 2.1K · 💀) - A Static Analysis Tool for Detecting Security Vulnerabilities in..
❗️GPL-2.0
virtualenv (🥇29 · ⭐ 4K) - Virtual Python Environment builder. MIT
pyenv-virtualenv (🥉18 · ⭐ 4.6K) - a pyenv plugin to manage virtualenv (a.k.a. python-virtualenv). MIT
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GitHub (👨💻 44 · 🔀 310 · 📋 330 - 41% open · ⏱️ 08.10.2021):
git clone https://github.com/pyenv/pyenv-virtualenv
dh-virtualenv (🥉15 · ⭐ 1.5K) - Python virtualenvs in Debian packages. ❗️GPL-2.0
-
GitHub (👨💻 57 · 🔀 160 · 📋 190 - 12% open · ⏱️ 26.07.2021):
git clone https://github.com/spotify/dh-virtualenv
pyenv-installer (🥉14 · ⭐ 2.9K) - This tool is used to install `pyenv` and friends. MIT
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GitHub (👨💻 33 · 🔀 320 · 📋 69 - 7% open · ⏱️ 27.08.2021):
git clone https://github.com/pyenv/pyenv-installer
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- vex (🥉17 · ⭐ 370 · 💀) - Run a command in the named virtualenv.
MIT - pipenv-pipes (🥉12 · ⭐ 130 · 💀) - A PipEnv Environment Switcher.
MIT
pipreqs (🥉27 · ⭐ 3.8K) - pipreqs - Generate pip requirements.txt file based on imports of any.. Apache-2
dephell (🥉24 · ⭐ 1.7K · 💤) - Python project management. Manage packages: convert between formats,.. MIT
prospector (🥇29 · ⭐ 1.5K · 📈) - Inspects Python source files and provides information about.. ❗️GPL-2.0
wily (🥉21 · ⭐ 820) - A Python application for tracking, reporting on timing and complexity in.. Apache-2
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tqdm (🥇37 · ⭐ 20K) - A Fast, Extensible Progress Bar for Python and CLI. MPL-2.0
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GitHub (👨💻 110 · 🔀 1K · 📥 8K · 📦 220K · 📋 840 - 37% open · ⏱️ 20.09.2021):
git clone https://github.com/tqdm/tqdm -
PyPi (📥 27M / month · 📦 26K · ⏱️ 20.09.2021):
pip install tqdm -
Conda (📥 8.4M · ⏱️ 20.09.2021):
conda install -c conda-forge tqdm -
Docker Hub (📥 3.9K · ⭐ 2 · ⏱️ 30.10.2021):
docker pull tqdm/tqdm
rich (🥇33 · ⭐ 31K) - Rich is a Python library for rich text and beautiful formatting in the terminal. MIT
python-json-logger (🥇32 · ⭐ 1.1K) - Json Formatter for the standard python logger. BSD-2
sentry-sdk (🥇32 · ⭐ 1.1K) - The new Python SDK for Sentry.io. BSD-2
progressbar2 (🥈29 · ⭐ 730) - Progressbar 2 - A progress bar for Python 2 and Python 3 - pip.. BSD-3
python-coloredlogs (🥉27 · ⭐ 430) - Colored terminal output for Python's logging module. MIT
rebound (🥉23 · ⭐ 3.7K · 💤) - Command-line tool that instantly fetches Stack Overflow results when.. MIT
alive-progress (🥉22 · ⭐ 2.8K) - A new kind of Progress Bar, with real time throughput, ETA and.. MIT
better-exceptions (🥉19 · ⭐ 4.1K) - Pretty and useful exceptions in Python, automatically. MIT
PrettyErrors (🥉19 · ⭐ 2.2K) - Prettify Python exception output to make it legible. MIT
stackprinter (🥉18 · ⭐ 1.1K · 💤) - Debugging-friendly exceptions for Python. MIT
python-devtools (🥉18 · ⭐ 420) - Dev tools for python. MIT
Show 3 hidden projects...
- logbook (🥈30 · ⭐ 1.4K · 💀) - A cool logging replacement for Python.
BSD-3 - prettytable (🥉23 · ⭐ 580) - Display tabular data in a visually appealing ASCII table..
❗️BSD-1-Clause - tbvaccine (🥉16 · ⭐ 360 · 💀) - A small utility to pretty-print Python tracebacks.
MIT
mkdocs-material (🥇33 · ⭐ 7.9K) - Technical documentation that just works. MIT
sphinx_rtd_theme (🥇33 · ⭐ 3.9K) - Sphinx theme for readthedocs.org. MIT
sphinx-bootstrap-theme (🥈28 · ⭐ 580) - Sphinx Bootstrap Theme. MIT
sphinx-autodoc-typehints (🥈26 · ⭐ 370) - Type hints support for the Sphinx autodoc extension. MIT
interrogate (🥈26 · ⭐ 320) - Explain yourself! Interrogate a codebase for docstring coverage. MIT
sphinx-autobuild (🥉23 · ⭐ 360 · 💤) - Watch a Sphinx directory and rebuild the.. MIT
mkdocstrings (🥉22 · ⭐ 520) - Automatic documentation from sources, for MkDocs. ISC
mkdocs-pdf-export-plugin (🥉22 · ⭐ 220) - An MkDocs plugin to export content pages as PDF files. MIT
mkdocs-awesome-pages-plugin (🥉22 · ⭐ 190 · 📈) - An MkDocs plugin that simplifies configuring page.. MIT
pdoc3 (🥉21 · ⭐ 740 · 📉) - Auto-generate API documentation for Python projects. ❗️AGPL-3.0
mkdocs-with-pdf (🥉21 · ⭐ 97) - Generate a single PDF file from MkDocs repository. MIT
blacken-docs (🥉20 · ⭐ 280) - Run `black` on python code blocks in documentation files. MIT
lazydocs (🥉16 · ⭐ 47) - Generate markdown API documentation from Google-style Python docstring... MIT
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- pycco (🥉22 · ⭐ 760 · 💀) - Literate-style documentation generator.
MIT - sphinx-markdown-builder (🥉21 · ⭐ 110 · 💀) - sphinx builder that outputs markdown files.
MIT - mkdocs-git-revision-date-plugin (🥉19 · ⭐ 38 · 💀) - MkDocs plugin for setting revision date from git per..
MIT - mkdocs-print-site-plugin (🥉19 · ⭐ 24 · 📈) - MkDocs Plugin that adds an additional page that..
MIT - mkdocs-versioning (🥉14 · ⭐ 40) - A tool that allows for versioning sites built with mkdocs.
MIT
pyelftools (🥈25 · ⭐ 1.3K) - Parsing ELF and DWARF in Python. Unlicense
gdbgui (🥉23 · ⭐ 8.3K) - Browser-based frontend to gdb (gnu debugger). Add breakpoints, view.. ❗️GPL-3.0
python-hunter (🥉19 · ⭐ 650) - Hunter is a flexible code tracing toolkit. BSD-2
Birdseye (🥉18 · ⭐ 1.4K) - Graphical Python debugger which lets you easily view the values of all.. MIT
python-manhole (🥉17 · ⭐ 310) - Debugging manhole for python applications. BSD-2
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🔗 best-of-web-python - Testing ( ⭐ 1.4K) - Testing libraries & tools for python web frameworks.
🔗 unittest - Unittest is a test framework included in the Python standard library.
pytest-cov (🥇34 · ⭐ 1.1K · 📈) - Coverage plugin for pytest. MIT
hypothesis (🥇32 · ⭐ 5.5K) - Hypothesis is a powerful, flexible, and easy to use library for.. MPL-2.0
robotframework (🥈31 · ⭐ 6.4K) - Generic automation framework for acceptance testing and RPA. Apache-2
pytest-asyncio (🥈31 · ⭐ 800) - Pytest support for asyncio. Apache-2
pytest-xdist (🥈31 · ⭐ 780) - pytest plugin for distributed testing and loop-on-failures.. MIT
coveralls-python (🥈31 · ⭐ 460) - Show coverage stats online via coveralls.io. MIT
factory_boy (🥈30 · ⭐ 2.7K) - A test fixtures replacement for Python. MIT
pytest-mock (🥈29 · ⭐ 1.2K) - Thin-wrapper around the mock package for easier use with pytest. MIT
pytest-html (🥈29 · ⭐ 450 · 💤) - Plugin for generating HTML reports for pytest results. MPL-2.0
pyautogui (🥈28 · ⭐ 5.7K) - A cross-platform GUI automation Python module for human beings. Used.. BSD-3
playwright-python (🥈28 · ⭐ 5.4K) - Python version of the Playwright testing and automation.. Apache-2
pytest-bdd (🥉27 · ⭐ 900) - BDD library for the py.test runner. MIT
pytest-benchmark (🥉26 · ⭐ 810) - py.test fixture for benchmarking code. BSD-2
PyHamcrest (🥉25 · ⭐ 580) - Hamcrest matchers for Python. BSD-3
pytest-testinfra (🥉24 · ⭐ 2K) - Testinfra test your infrastructures. Apache-2
uiautomator (🥉24 · ⭐ 1.7K · 💤) - Python wrapper of Android uiautomator test tool. MIT
asv (🥉24 · ⭐ 620) - Airspeed Velocity: A simple Python benchmarking tool with web-based reporting. BSD-3
Mamba Test Runner (🥉24 · ⭐ 480 · 💤) - The definitive testing tool for Python. Born under the.. MIT
pytest-mypy (🥉24 · ⭐ 190) - Mypy static type checker plugin for Pytest. MIT
pytest-testmon (🥉23 · ⭐ 500) - Selects tests affected by changed files. Continous.. ❗️AGPL-3.0
pytest-randomly (🥉23 · ⭐ 370) - Pytest plugin to randomly order tests and control random.seed. MIT
xdoctest (🥉22 · ⭐ 120) - A rewrite of Python's builtin doctest module (with pytest plugin.. Apache-2
pytest-docker (🥉21 · ⭐ 240) - Docker-based integration tests. MIT
pytest-lazy-fixture (🥉21 · ⭐ 220) - It helps to use fixtures in pytest.mark.parametrize. MIT
pytest-plugins (🥉14 · ⭐ 390) - A grab-bag of nifty pytest plugins. MIT
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GitHub (👨💻 48 · 🔀 59 · 📋 98 - 45% open · ⏱️ 06.10.2021):
git clone https://github.com/man-group/pytest-plugins
Show 8 hidden projects...
- nose (🥇32 · ⭐ 1.3K · 💀) - nose is nicer testing for python.
❗️LGPL-2.1+ - pytest-sugar (🥉27 · ⭐ 740 · 💀) - a plugin for py.test that changes the default look and..
BSD-3 - pytest-watch (🥉25 · ⭐ 600 · 💀) - Local continuous test runner with pytest and watchdog.
MIT - sixpack (🥉21 · ⭐ 1.7K · 💀) - Sixpack is a language-agnostic a/b-testing framework.
BSD-2 - assertpy (🥉21 · ⭐ 250 · 💀) - Simple assertion library for unit testing in python with a fluent..
BSD-3 - pytest-datadir (🥉20 · ⭐ 150 · 💀) - pytest plugin for manipulating test data directories and..
MIT - fake2db (🥉18 · ⭐ 2.1K · 💀) - create custom test databases that are populated with fake data.
❗️GPL-2.0 - pytest-play (🥉16 · ⭐ 64 · 💀) - pytest plugin that let you automate actions and..
Apache-2
🔗 Python.org Packaging - An Overview of Packaging for Python.
Nuitka (🥇28 · ⭐ 6K) - Nuitka is a Python compiler written in Python. It's fully compatible.. Apache-2
pyinstaller (🥈27 · ⭐ 8.6K) - Freeze (package) Python programs into stand-alone executables. ❗️GPL-2.0
cx_Freeze (🥈22 · ⭐ 810) - Create standalone executables from Python scripts, with the same.. Python-2.0
py2exe (🥈22 · ⭐ 310) - A distutils extension to create standalone Windows programs from Python code. MIT
constructor (🥉19 · ⭐ 330) - tool for creating installers from conda packages. BSD-3
shiv (🥉17 · ⭐ 1.3K) - shiv is a command line utility for building fully self contained Python.. BSD-2
PyOxidizer (🥉16 · ⭐ 3.2K) - A modern Python application packaging and distribution tool. MPL-2.0
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GitHub (👨💻 37 · 🔀 130 · 📥 1.1K · 📋 400 - 60% open · ⏱️ 29.10.2021):
git clone https://github.com/indygreg/PyOxidizer
Show 2 hidden projects...
setuptools (🥇34 · ⭐ 1.5K) - Official project repository for the Setuptools build system. MIT
buildbot (🥈31 · ⭐ 4.7K) - Python-based continuous integration testing framework; your pull.. ❗️GPL-2.0
setuptools_scm (🥉23 · ⭐ 510) - the blessed package to manage your versions by scm tags. MIT
universal-build (🥉13 · ⭐ 13) - Universal build utilities for containerized build pipelines. MIT
Show 2 hidden projects...
Glances (🥇30 · ⭐ 19K) - Glances an Eye on your system. A top/htop alternative for.. ❗️LGPL-3.0
line_profiler (🥈26 · ⭐ 3.5K) - Line-by-line profiling for Python. BSD-3
Yappi (🥈25 · ⭐ 740) - Yet Another Python Profiler, but this time thread&coroutine&greenlet aware. MIT
Scalene (🥈23 · ⭐ 4.7K) - Scalene: a high-performance, high-precision CPU, GPU, and memory.. Apache-2
pyinstrument (🥈23 · ⭐ 3.5K) - Call stack profiler for Python. Shows you why your code is slow!. BSD-3
pympler (🥈23 · ⭐ 820) - Development tool to measure, monitor and analyze the memory behavior.. Apache-2
memory-profiler (🥉22 · ⭐ 3.1K · 📉) - Monitor Memory usage of Python code. BSD-3
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- Diamond (🥈26 · ⭐ 1.6K · 💀) - Diamond is a python daemon that collects system metrics and publishes..
MIT - Profiling (🥉21 · ⭐ 3K · 💀) - Was an interactive continuous Python profiler.
BSD-3 - memory_profiler (🥉20 · ⭐ 66 · 💀) - Monitor Memory usage of Python code.
BSD-3 - livepython (🥉12 · ⭐ 2.5K · 💀) - Visually trace Python code in real-time.
MIT
Show 1 hidden projects...
- astunparse (🥉27 · ⭐ 170 · 💀) - An AST unparser for Python.
BSD-3
pre-commit (🥇32 · ⭐ 6.8K) - A framework for managing and maintaining multi-language pre-commit.. MIT
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