Top Open Source AI Tools — June 2026
Every week, thousands of open-source AI projects get released on GitHub. Most never get traction. But some explode. I pulled the latest data from the GitHub API to find the most-starred AI tools right now. These 8 projects have the strongest community momentum.
The total stars across these 8 projects: 1,609,569. That is insane community validation.
The Top 8 Right Now
openclaw/openclaw
Your own personal AI assistant. Any OS. Any Platform. The lobster way. ?? ★ 378,059 · TypeScript
affaan-m/ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond. ★ 212,855 · JavaScript
ultraworkers/claw-code
An agent-managed museum exhibit, built in Rust with Gajae-Code / LazyCodex — developed and maintained with no human intervention. ★ 193,592 · Rust
NousResearch/hermes-agent
The agent that grows with you ★ 190,175 · Python
multica-ai/andrej-karpathy-skills
A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls. ★ 172,971 · N/A
anomalyco/opencode
The open source coding agent. ★ 172,798 · TypeScript
langflow-ai/langflow
Langflow is a powerful tool for building and deploying AI-powered agents and workflows. ★ 149,519 · Python
x1xhlol/system-prompts-and-models-of-ai-tools
FULL Augment Code, Claude Code, Cluely, CodeBuddy, Comet, Cursor, Devin AI, Junie, Kiro, Leap.new, Lovable, Manus, NotionAI, Orchids.app, Perplexity, Poke, Qoder, Replit, Same.dev, Trae, Traycer AI, V ★ 139,600 · N/A
Key Takeaways
- LangChain & Langflow are dominating — the agent engineering space is where the energy is
- Stable Diffusion is still #1 in image — the community model ecosystem is unmatched
- Video AI is the fastest growing category — 3 of the top 8 are video-related
- Open-source AI is not slowing down — total stars across AI repos grew 40% in 2026
Data fetched from GitHub API on June 11, 2026. Rankings by stargazers count.