Xantus Keyboard is an Android application developed by Xantus that offers an extended keyboard with keys such as Ctrl, Escape, and Pad arrows. This keyboard is specially designed for applications like ConnectBot or Terminal that require these keys to function properly. In addition, Xantus Keyboard provides pre-recorded texts that can be directly inserted into input text fields, making it easier and faster to type commonly used phrases.

The app offers a choice between Azerty/Qwerty layouts and allows customization of background skins and key foregrounds. Xantus Keyboard also features a split-keyboard for wide screens. To change settings, users need to press the "Cmd" key on the keyboard.

To enable Xantus Keyboard on Android 2, users need to go to "Language & keyboard" settings, check the "Xantus Keyboard" box, and choose it as the input method by long-pressing in any text input area. On Android 4 and 4.1, users need to go to "Settings", click on "Language & input", check the "Xantus Keyboard" box, and select it as the default input method.

Overall, Xantus Keyboard is a useful and practical tool for Android users who require an extended keyboard with additional keys and customizable features.