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cmux

Open Source
Terminal Agents Updated Apr 14, 2026
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🔄 Updated Apr 2026 🖥️ Self-hostable

Overview

cmux is a Ghostty-based macOS terminal that provides features such as vertical tabs, notifications, and SSH support for AI coding agents. It also includes an in-app browser and integration with Claude Code Teams. This terminal is designed to enhance the coding experience with advanced features and integrations.

Problem It Solves

Enhancing the terminal experience for AI coding agents with features like vertical tabs and notifications

Target Audience: Developers and AI coding agents

Inputs

  • • Code snippets
  • • SSH connections
  • • Browser requests

Outputs

  • • Formatted code
  • • Terminal output
  • • Notification alerts

Example Workflow

  1. 1 Launching the terminal
  2. 2 Creating a new tab
  3. 3 Connecting to SSH
  4. 4 Writing code
  5. 5 Receiving notifications
  6. 6 Browsing the web
  7. 7 Integrating with Claude Code Teams

Sample System Prompt 


              Open a new tab and connect to a remote server via SSH

Tools & Technologies

Ghostty SSH Claude Code Teams API

Alternatives

  • • iTerm2
  • • Terminal.app
  • • Hyper

FAQs

Is this agent open-source?
Yes
Can this agent be self-hosted?
Yes
What skill level is required?
Intermediate

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