Keyboard and game controllers input testing tool. Displays which keys were and are currently pressed, displays the history of pressed keys in chronological order. Supports offline mode.

Built with React.js, Tailwind.css, and Vite.

Requires Node.js 22 or newer.

npm install to install all the dependencies.

npm start to run a dev server on http://localhost:5173.

npm run build to compile a production build of the app.