Open-source alternatives to Claude
6 open-source projects that do what Claude does. Picked or featured by Willet; numbers are from GitHub.
Last updated
| Project | What it does | Stars | License | Last commit | Self-hostable |
|---|---|---|---|---|---|
| Self-hosted multi-provider AI chat interface with agents and MCP tools | 46.1k | MIT | Yes | ||
| CPU inference engine that streams MoE model experts from disk | 43k | Apache-2.0 | Yes | ||
| Multimodal GUI agent stack that operates your desktop and browser | 39.3k | Apache-2.0 | No | ||
| Desktop, web, and mobile front end for running local coding agents | 28.8k | MIT | Yes | ||
| Desktop app for running Claude and other AI agents across many sessions | 7.3k | Apache-2.0 | Yes | ||
| Cross-platform AI chat client you can deploy on your own servers | 4.8k | MPL-2.0 | Yes |