Browse free open source Python Libraries and projects below. Use the toggles on the left to filter open source Python Libraries by OS, license, language, programming language, and project status.
A CLI tool to reduce the friction between data scientists
Useful extensions to the standard Python datetime features
Pytest in IPython notebooks
Python API / wrapper for tmux
A pure python implementation of multicast DNS service discovery
Jupyter-Notebook inspired Neovim/Vim Plugin
The Ultimate Collection of 700+ Agentic Skills for Claude Code
250+ constructs, recipes, and snippets which extend the Python library
CARTO Python package for data scientists
Deep learning optimization library making distributed training easy
World's simplest facial recognition api for Python & the command line
FAIR Chemistry's library of machine learning methods for chemistry
Hack tools
Selenium-automated Jupyter Notebook that is synchronised with NeoVim
Datetimes for Humans
Pretty Tensor: Fluent Networks in TensorFlow
Accelerated Excel XLSX Writing Library for Python 2/3
Python library for defining and optimizing mathematical expressions
Deep universal probabilistic programming with Python and PyTorch
Familiar asyncio ORM for python, built with relations in mind
Whisper is a file-based time-series database format for Graphite
Automagically synchronize audio and text (aka forced alignment)
Django application and library for importing and exporting data
This Python library makes it easy to display images and videos