- fluxus 19 A rapid prototyping, livecoding and playing/learning environment for 3D graphics, sound and games.
- remembrance-agent 15 Remembrance Agent - a continuously running automated information retrieval system
- osc 11 a common lisp implementation of the Open Sound Control protocol aka OSC
- gibberish 8 A PLT scheme module for the XMPP or Jabber protocol
- quiet 2 A simple emacs package to disconnect from the online world.