Download CodeMantis
for Mac
CodeMantis is a free, native macOS app for Claude Code — Anthropic's agentic coding AI. Universal binary for Apple Silicon and Intel. Under 50MB, launches in under 3 seconds, uses 40–120MB of memory. Built with Tauri v2 and Rust, not Electron.
macOS 12+ · Apple Silicon & Intel · under 50MB download
Why native matters
CodeMantis is built with Tauri v2 and Rust — not Electron. It launches in under 3 seconds, uses a fraction of the memory of browser-based tools, and feels like a real Mac app because it is one. Native menus, native file dialogs, native performance.
<50 MB
Download size
<3s
Launch time
40–120 MB
Memory usage
20+
Built-in features
Benchmarks from internal testing on Apple M1, macOS 14.3 (March 2026). Electron comparisons reference typical Chromium-based desktop apps (300–500 MB memory, 200+ MB download).
System requirements
- macOS 12 (Monterey) or later
- Claude Code CLI installed and signed in
- Claude Pro ($20/mo) or Max($100–200/mo) subscription from Anthropic
What is Claude Code?
Claude Code is Anthropic's agentic coding tool that lives in your terminal. It can understand your codebase, edit files, run commands, and build entire features autonomously. CodeMantis wraps it in a native Mac interface.
Learn more on Anthropic DocsInstallation
- 1
Download the .dmg
Click the download button above to get the latest release from GitHub.
- 2
Drag CodeMantis to Applications
Open the .dmg and drag the CodeMantis icon into your Applications folder.
- 3
Launch the app
If you see a Gatekeeper warning, right-click the app and choose Open. This only happens on the first launch.
- 4
You're ready
CodeMantis detects your Claude Code installation automatically. Open a project folder and start building.
Auto-update
CodeMantis checks for updates automatically and lets you install them with a single click. You will always be on the latest version.