The "Computer@Therapy" (iCT) project was founded in 2012 by J. Fiala inspired by Czech SEN (spec. edu.) cummunity, consequently it continued in coop. with Czech Universities and Open Source oriented corporations. Computer@Therapy is human computer interaction (HCI) research and therapy in one piece.
We have pointed out that there are many uncovered SW/HW usability and accessibility issues even on existing apps. Hence we have proposed the SW/HW design principles (called iCT design...
Open source ink APIs for a number of platforms, including Java and Objective C/iPhone. OpenGL or Java2D rendering. A replacement for Microsoft's API for the most common functions, including capture, selection and rendering. Efficient.