Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

Kind

Library4824 SDK549 Tool342 Framework214

Category1

Utilities Ids Helpers1293 Serialization Data Formats487 UI Component Libraries383 Cli Terminal323 Authentication Authorization289 Cryptography Hashing259 Web Frameworks API Servers246 Build Tools Bundlers227 Image Media Processing213 Cloud Sdks200 Database Drivers Clients200 Async Concurrency Runtimes194

Tags1

React667 Python639 Javascript591 Rust485 Typescript408 Hacktoberfest308 PHP304 Nodejs280 Parser224 JSON204 Laravel203 Go192 Python Library17

Sort:Used by Most Apps

Used by Most Apps Health Score Most Stars A-Z

Showing 4 of 5929 packages

Serialization Data Formats Python Library Clear all

toml-sort

A command-line utility and Python library that sorts and formats TOML files while preserving comments.

EbookLib

A Python library for reading, writing, and manipulating EPUB2/EPUB3 ebook files programmatically.

CleverCSV

A drop-in replacement for Python's csv module that detects the dialect of messy, real-world CSV files with far higher accuracy than the standard library.

pybase64

Fast Base64 encoding and decoding for Python, powered by a SIMD-accelerated C extension with an automatic pure-Python fallback.

Join founders buildingwith open source

Opinionated takes, migration guides, cost-saving tips, and insights from the open source ecosystem.

Subscribe on Substack

Join 750+ subscribers