Mouseki 2.1 (Mac)
Source: Black Cat Software
Mouseki allows text input in situations where it isn't possible to use a keyboard - be they physical impairments such as RSI or disabilities or kiosk applications . The design goal of Mouseki was to Keep It Simple! So there are no special files you need, no special software to install and no special hardware to plug in - it even fits on a floppy - Just run it and type into your favourite application!