NAT is a free universal Braille translator. It supports French Braille grade 1, mathematical Braille, Braille layout and reverse transcription. French Braille grade 2, music and other languages are currently under development.
Shared Questionnaire System(SQS) is a full-functional Optical Mark Reader(OMR) form processing system implemented in Java-Swing, XSL-FO and AJAX with straightforward GUIs. It is aimed at developing social platform to share knowledge about questionnaire.