Desktop Edition
The original Linux timer, written in Python and released under the GPL.

Online Edition
The web based timer, system independant and good for when you're not at your home PC.
Facebook Edition
The Facebook timer, for those of us who just can't leave that site alone.
Changelog
This page contains the changelogs for both the desktop and online meditation timers.

Desktop edition
V1.0.1 (16th June 2007) 1.0.0 (28th April 2007)
Initial release

Online edition
v1.1 (19th May 2010) v1.0.1 (7th November 2009) v1.0.0 (11th October 2009)
Initial release