VideoScribe - Make your own whiteboard video animations with Sparkol VideoScribe – award-winning video scribing app for PC, Mac and iPad. Free trial available.
FFmpeg - Open source multimedia suite for conversion, playback, profiling, and streaming.
Smoothboard Air - Smoothboard Air is a collaborative interactive whiteboard application for iPads and Android devices that revolutionizes interaction in lecture rooms.
Xvid - Xvid is an open-source research project focusing on video compression and is a collaborative...
Groupboard - Free collaborative online whiteboard, web conferencing and online tutoring software that can be embedded in your own website. Used by many online tutors, schools and universities.
FLAC - A free, open source codec for lossless audio compression and decompression