Open Source

CVS list revisions

Most CVS gui's like Cervisia and Tortoise have this built in.
Doing this from a terminal is a little more difficult.
Unfortunately you have to check out the module before you can get information about it (really?)

mp3splt

mp3split is an awesome command line utility to split long audio files using silence detection.
It takes some playing around with to get used to all the options, but it is extremely powerful.