Top AI GitHub Repositories & Tools (2026)

Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.

🙌 OpenHands: AI-Driven Development

Spec-driven development (SDD) for AI coding assistants.

Turn any REST, SOAP, GraphQL or SQL API into MCP tools for Claude & ChatGPT. Self-hosted. 258 connectors: ERP, e-commerce, SAP.

21 Lessons, Get Started Building with Generative AI

🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems. Features adaptive memory, self-learning intelligence, federation, vector RAG integration, and native Claude Code / Codex / Hermes and many more Integrated

ChatGPT thinks. Codex works. Use ChatGPT as the planning brain while keeping the Codex harness.

ClearAI is a native DSH plugin that brings the Epistemic Loop to DeepSeek Harness.

Best headless browser for AI agents. Lite, Fast, High-Compatibility. Built in Rust

CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

Built from the ground up for speed. Flectar Mail delivers native performance, instant startup, and as little as 20 MB of RAM.

Voice-to-text dictation app with local (Nvidia Parakeet/Whisper) and cloud models (BYOK). Privacy-first and available cross-platform.

Get your documents ready for gen AI

Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and make your own.

12 Weeks, 24 Lessons, AI for All!

from vibe coding to agentic engineering - practice makes claude perfect

Documented system prompts from Anthropic - Claude Fable 5.1, Opus 5.5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Google - Gemini 3.8 Flash, 3.1 Pro, Antigravity. xAI - Grok, Grok Bot, Cursor, Kimi and more! Updated regularly.

HarnessRouter Community Edition: the self-hosted, Apache-2.0 edition of the unified interface for agent harnesses. Run Codex, Claude Code, Hermes, PI, DSH, and more through one API, with sessions, streaming, files, cancellation, and failure handling. Implements the Unified Harness Protocol (UHP), an open standard. Your keys, your infrastructure.

The agent engineering platform.

OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.