Screenjelly records your screen activity with your voice so you can spread it via Twitter or email.
Use it to quickly share cool apps or software tips, report a bug, or just show stuff you like.
VLC media player is a highly portable multimedia player for various audio and video formats (MPEG-1, MPEG-2, MPEG-4, DivX, mp3, ogg, ...) as well as DVDs, VCDs, and various streaming protocols.
It can also be used as a server to stream in unicast or multicast in IPv4 or IPv6 on a high-bandwidth network.
It doesn't need any external codec or program to work.
An iPhone app commissioned by Stanford and created by a student company Terriblyclever Design who have now been bought out by Blackboard purportedly for $US4Mil
EtherPad - web-based word processor that allows people to work together in really real-time. Create your own URL's to documents. Permanent, undo versions stored. Text based (not RTF yet)
When multiple people edit the same document simultaneously, any changes are instantly reflected on everyone's screen. The result is a new and productive way to collaborate on text documents, useful for meeting notes, drafting sessions, education, team programming, and more.
I am a Senior Project Officer in Information Technology Resources - Web Services and work with staff across the University of Tasmania to embed web technologies into Teaching and Learning