Framework GitHub Repositories (2026) · Open Source Tools

Write HTML. Render video. Built for agents.

FastAPI framework, high performance, easy to learn, fast to code, ready for production

The agent engineering platform.

A lightweight, powerful framework for multi-agent workflows

Build resilient agents.

VLC media player - plays everything, runs anywhere. Code here: https://code.videolan.org/videolan/vlc

LlamaIndex is the document processing platform for AI

A programming framework for agentic AI

Cross-platform, customizable ML solutions for live and streaming media.

A powerful little TUI framework 🏗

An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.

Open source agentic operating system

The Symfony PHP framework

Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.

A framework for building agentic apps

The Web framework for perfectionists with deadlines.

The Open Framework for Building Agents

An auto-evolution framework that optimizes anything — your 7×24 team of algorithm engineers.

The full-stack Vue framework.

The World's First Universal Mod Loader for Unity Games compatible with both Il2Cpp and Mono