Open-source alternatives to Claude Code
18 open-source projects that do what Claude Code does. Picked or featured by Willet; numbers are from GitHub.
Last updated
| Project | What it does | Stars | License | Last commit | Self-hostable |
|---|---|---|---|---|---|
| Self-improving AI agent for the terminal and your chat apps | 255k | MIT | Yes | ||
| Terminal-based AI coding agent with plan and build modes | 219k | MIT | No | ||
| OpenAI's terminal coding agent that edits and runs code on your machine | 130k | Apache-2.0 | No | ||
| Minimal, extensible terminal coding agent with a multi-provider LLM toolkit | 117k | MIT | No | ||
| Open-source coding agent for VS Code, the terminal, and desktop | 71k | Apache-2.0 | No | ||
| Terminal coding agent tuned for low-cost and open-weight models | 68.6k | Apache-2.0 | No | ||
| General-purpose AI agent for coding and everyday tasks, local-first | 55.5k | Apache-2.0 | No | ||
| Terminal coding agent that works with dozens of model providers | 41.1k | MIT | No | ||
| Terminal coding agent with language servers and debuggers built in | 36k | MIT | No | ||
| Coding agent for terminal, desktop and editor with any model you pick | 35.9k | MIT | No | ||
| Terminal coding agent that works with Qwen, OpenAI, Anthropic, or local models | 28.6k | Apache-2.0 | No | ||
| Open-source AI coding agent for VS Code, JetBrains, and the terminal | 27.7k | MIT | No | ||
| Terminal coding agent harness built to run many agents at once | 21.1k | MIT | No | ||
| Ad-supported AI coding agent for terminal, desktop, web, and GitHub | 13.6k | Apache-2.0 | No | ||
| Desktop app for running Claude and other AI agents across many sessions | 7.3k | Apache-2.0 | Yes | ||
| Desktop workspace for running and extending local AI coding agents | 7.1k | LGPL-3.0 | No | ||
| Local-first agent workspace that logs every model call and tool action | 5.9k | Apache-2.0 | No | ||
| Terminal agent harness with persistent memory that learns over time | 3.7k | Apache-2.0 | No |