Muxy

A macOS terminal multiplexer built with SwiftUI and libghostty.

Screenshots

Features

• Project-based workflow — Organize terminals by project with persistent workspace state
• Vertical tabs — Sidebar tab strip with drag-and-drop reordering, pinning, renaming, and middle-click close
• Split panes — Horizontal and vertical splits with keyboard navigation and resizable dividers
• Built-in VCS — Simple and lightweight basic git diff and operations
• 200+ themes — Browse and search Ghostty themes with a built-in theme picker
• Customizable shortcuts — 40+ configurable keyboard shortcuts with conflict detection
• Workspace persistence — Tabs, splits, and focus state are saved and restored per project
• In-terminal search — Find text in terminal output with match navigation
• Drag and drop — Reorder tabs and projects, drag tabs between panes to create splits
• Auto-updates — Built-in update checking via Sparkle
• Text Editor - Native, Lightweight Text (not code) Editor with code highlight support for most of the programming languages

Requirements

• macOS 14+
• Swift 6.0+
• Ghostty installed (optional for themes)
• gh installed (optional for PR management)

Download

You can download the latest release from the releases page

Local Development

scripts/setup.sh          # downloads GhosttyKit.xcframework
swift build               # debug build
swift run Muxy             # run

License

MIT