Stuff I do in Debian:
Embedded Debian, Debian ARM ports, Cave surveying Packages: Survex for data-processing and Therion and [http://www.freesteel.co.uk/wiki/index.php/Tunnel|Tunnel]] for drawing-up surveys.
Also planning to upload some embedded/home automation packages.
Other related stuff I do: Balloon Open Hardware, YAFFS (NAND flash filesystem), previously ARM Linux consulting at Aleph One. Member of FTF-legal taskforce as Open Hardware and Debian representative. In steering group of FFII-UK campaigning against software patents.
Have sponsored Ralph Amissah, and Neil Williams. Advocated Neil Williams, and Hector Oron.
My homepage here: http://wookware.org/
You can usually find me on the #debian-uk, #emdebian and #debian-arm irc channels.