Luciole math
A "typeface for visual impairment" that even includes mathematical symbols. It seems to be developed by some groups in France and Switzerland.
Ardux
An evolution of Artsey, with the addition of larger key layouts.
Artsey
An Easy, Fast, Open One-Handed Keyboard System
The layout diagrams are really nice!
Linux is built for control but not for people
A story about using Linux blind. It makes me sad that accessibility in Linux has severely declined over the last 15 or so years!