Introduction

cmux product screenshot

cmux (Coding Agent Multiplexer) is a cross-platform desktop application for AI-assisted development with git worktree integration.

What is cmux?

cmux helps you work with multiple coding assistants more effectively via:

Isolated workspaces with central view on git status updates
Multi-model (sonnet-4-*, gpt-5-*, opus-4-*) support
Supporting UI and keybinds for efficiently managing a suite of agents
Rich markdown outputs (mermaid diagrams, LaTeX, etc.)

Quick Links

Install - Download and installation instructions
Why Parallelize? - Why parallelize?
Keyboard Shortcuts - Complete keyboard reference
AGENTS - Developer guide for AI assistants

License

cmux is licensed under the GNU Affero General Public License v3.0 (AGPL-3.0).

Copyright (C) 2025 Coder Technologies, Inc.