AI Tools Hub is a curated directory of 300+ open-source AI tools, agent frameworks, and skill libraries hand-picked from GitHub. It helps developers and builders discover, compare, and evaluate the best free and open tools for their projects.
Categories include large language models, coding assistants, agent frameworks (LangChain, AutoGen, CrewAI), vector databases, RAG pipelines, hosting and inference platforms, and community skill libraries. Every tool is vetted for quality, license, and maintenance so you can trust what you add to your stack.
The site is updated regularly with new releases and trending projects, making it a practical starting point for anyone evaluating open-source AI infrastructure in 2026.