Python Package Index (PyPI)

The Python Package Index, commonly known as PyPI, is the default Package Index for the Python programming language, hosted at pypi.org.

It’s a massive repository that hosts over 900,000 Python projects, including libraries and packages, allowing you to easily find and install them using tools like the pip package manager.

PyPI serves as a central hub for Python developers to share their projects and make them available to the community. By using PyPI, you can leverage a vast array of pre-built solutions to accelerate your development process, ensuring you don’t have to “reinvent the wheel” for common tasks.

When you want to use a library from PyPI, you can install it using the pip command in your terminal or command prompt. PyPI’s structure is designed to be user-friendly, making it easy to search for packages, read documentation, and check for updates. Whether you’re looking for web development frameworks, data analysis tools, or utilities for scientific computing, PyPI has something for every Python programmer.

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PyPI Adds iOS & Android Support—and Other Python News for March 2025

PyPI now supports iOS and Android, Python 3.14’s new alpha debuts, and major project updates land in March’s Python news roundup.

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By Leodanis Pozo Ramos • Updated Oct. 13, 2026 • Reviewed by Dan Bader
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