Ctas

A virtual whip for your screen. Swing the mouse, flick it, crack. Runs on macOS, Windows, and Linux.

Download · Try it in the browser · Free

Usage

1. Open Ctas, pick a whip, and click Start whipping.
2. Swing the mouse and suddenly reverse direction. Crack.
3. To stop, press ⌘⇧X (Mac), Ctrl+Alt+X (Windows, Linux), or Esc.

The overlay is click-through, so you can keep using your screen as usual. The Ctas window lives in the menu bar / system tray.

Install

OS	File
macOS 11+	Ctas-macOS.dmg
Windows 10/11	Ctas-Windows-setup.exe
Linux x64 (X11)	Ctas-Linux.AppImage / .deb

• macOS: if it says the app is "damaged", run xattr -cr /Applications/Ctas.app.
• Windows: if SmartScreen appears, click More info → Run anyway.

Once installed, updates arrive automatically from inside the app.

Development

Requires Node 22+ and stable Rust.

npm install
npm run dev   # desktop app
npm run web   # landing page at localhost:3000

To release, bump version in src-tauri/tauri.conf.json and push to main. CI builds the installers and publishes the release.

Credits

Whip crack and swing recordings from Pixabay (Universfield, freesound_community).