Nvu - Dreamweaver / frontpage style web editing
http://nvudev.com/index.php
Ubuntu - Linux Install that comes pre-packaged with applications
http://www.ubuntu.com/
wikipedia list of open source software packages:
http://en.wikipedia.org/wiki/List_of...tware_packages
- this list includes video editing stuff, i never used any of them and i don't know anyone who has yet, so i can't put my stamp of approval on any of them yet.