Top LIBRARY GitHub Repositories & Tools (2026)

A curated list of awesome Go frameworks, libraries and software

The library for web and native user interfaces.

Self-developed dual-mode Bluetooth stack in standard C++. Cross-platform for Windows, Android, Linux and RTOS. Modular design with thread-pool scheduler. Inter-module message delivery, serial execution to reduce locks. Features HCI, L2CAP, QoS, extended flow spec, packet validation and state machines. Support feature trimming for embedded & PC.C.

A Commander for modern Go CLI interactions

Open Source Algo Trading Platform for Everyone

A dead simple 2D game engine for Go

A declarative, simple, fast, and fun package for building command line tools in Go

React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely customizable.

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

Production-grade charts built for brokers, exchanges, trading platforms, and financial portals. Bring your own market data, plug it in, and deliver a complete charting experience without building the charting stack from scratch. Open source. Data-agnostic. Ready to integrate.

✨ The fundamental numerical library for JavaScript and TypeScript. ✨                   ⭐️ Star to support our work!

Extremely fast Query Engine for DataFrames, written in Rust

An enterprise-class UI design language and React UI library

A highly extensible Git implementation in pure Go.

AI-powered Storybook story generator — works with any framework, any design system, any LLM provider

One library | Many payment processors | Scale to multiple processors with few lines of code.

Microsoft Fluent UI Blazor components library. For use with ASP.NET Core Blazor applications

Radzen Blazor is the most sophisticated free UI component library for Blazor, featuring 145+ native components including DataGrid, Scheduler, Charts, and advanced theming with full support for Material Design and Fluent UI. If Radzen Blazor is useful to you, a ⭐ on GitHub helps other Blazor developers find it.

Development environment for Android Jetpack extension libraries under the androidx namespace. Synchronized with Android Jetpack's primary development branch on AOSP.

JavaScript Testing utilities for React