cmux icon

cmux

The terminal built for

Native macOS app built on Ghostty. Vertical tabs, notification rings when agents need attention, split panes, and a socket API for automation.

Download for MacView on GitHub

Features

  • -Notification rings: tabs flash when agents need your input
  • -Vertical tabs: see all your terminals at a glance in a sidebar
  • -GPU-accelerated: powered by libghostty for smooth rendering
  • -Split panes: horizontal and vertical splits within each tab
  • -Socket API: programmatic control for creating tabs, sending input
  • -Lightweight: native Swift + AppKit, no Electron
  • -Keyboard shortcuts: extensive shortcuts for workspaces, splits, browser, and more