Neither. It captures your regular keyboard and creates a virtual keyboard - at least on Linux. Added later: This is what I get on my sway desktop in addition t

Neither. It captures your regular keyboard and creates a virtual keyboard - at least on Linux. Added later: This is what I get on my sway desktop in addition to the physical keyboard: Input device: kanata Type: Keyboard Identifier: 1:1:kanata Product ID: 1 Vendor ID: 1 Active Keyboard Layout: English (US) Libinput Send Events: enabled And the mapping from the physical keyboard to the virtual keyboard is done by kanata running as a user service (without root privileges). You just need to give uinput access privilege to your user account.