Top OI GitHub Repositories & Tools (2026)

The most comprehensive authentication framework

Open-source, bring-your-own-key (BYOK) multi-model AI chat client for iOS, Android and the web. One LLM client for OpenAI, Anthropic, Google Gemini, OpenRouter, DeepSeek and ten more providers, plus any OpenAI-, Anthropic- or Gemini-compatible endpoint — Ollama, LM Studio, llama.cpp, vLLM. Local-first, self-hostable, no account. AGPL-3.0.

Android app for streaming and downloading media.

A feature-rich Shizuku fork with improved setup, reliability, UI, and additional start methods.

Render OG images and paged PDFs from JSX, HTML, and CSS. No headless browser. Runs on Node.js, Cloudflare Workers, browsers, and Rust.

DEX → Java decompiler in Rust — fast, progressive analysis, bilingual CLI

Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

Bitcoin Core integration/staging tree

A lightweight, LXC-like container runtime for Android and Linux. Run full Linux distributions natively with zero performance penalty

Generate audiobooks from e-books, voice cloning & 1158+ languages!

A self-hosted library for your ebooks, comics, and audiobooks

Open Source Identity and Access Management For Modern Applications and Services

A framework for building native applications using React

A Material 3 Expressive Music and Video app for Android with YT Music Support

A Minecraft: Java Edition Launcher for Android

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

Open source voice AI platform. Self-hosted alternative to Vapi and Retell. On Prem, BYOK across Speech to Speech or LLM/STT/TTS, with a visual workflow builder, MCP native and telephony support.

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

📻Free and open-sourced terminal/ssh/sftp/ftp/telnet/serialport/RDP/VNC/Spice client(Linux, Mac, Windows, Android, HarmonyOS, iOS)

Painless E2E Automation for Mobile and Web