Library GitHub Repositories (2026) · Open Source Tools

A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust

The library for web and native user interfaces.

Internet-in-a-Box - Build your own LIBRARY OF ALEXANDRIA with a Raspberry Pi !

Modern JavaFX CSS theme collection with additional controls.

🚀 Beautiful, fast and modern React UI library. (Previously NextUI)

State-of-the-art virtual machine detection

Easy to use OpenID Connect client and server library written for Go and certified by the OpenID Foundation

GPU-Rendered UI library built from scratch in Rust

A multilingual morphological analysis library.

Modern C++ Terminal Emulator

Unofficial MyAnimeList PHP+REST API which provides functions other than the official API

Argument Parser for Modern C++

PacketEvents is a protocol library tailored to Minecraft Java Edition, designed to facilitate the processing and transmission of packets.

A modern, lightweight, and customizable C# Discord library with Native AOT support, immutable caching, voice capabilities, and complete API coverage.

Apache Log4j is a versatile, feature-rich, efficient logging API and backend for Java.

.NET Minecraft Launcher Library. All Version, Auth, Forge, Java, Crossplatform

A Rust library for the Zarr storage format for multidimensional arrays and metadata

Simple Rust connector to Binance API

A set of Rust crates for interacting with the Matrix chat network.

A Rust library for connecting to and configuring Meshtastic radios.