Frostwire, wich is a free version (GNU) of limewire pro
7 Zip
dvd free region + CSS (for unlocking dvd regions on your drive)
Kaspersky antivirus 6 (altho theres a new version, i prefer this one for its low resource consumption)
Zoom Player (an all in one video player, all it needs are the plugins, works wonders)
CCCP codec pack
OODefrag (works wonders in Vista)
Total Video Converter 3.11 (just as the name says, it converts _any format_ to any format, even for ipods, it has subtitle support, wich Videora doesnt, just make sure the timings are right (.ass format)
Aegisub (for making subtitles for movies)
Photofiltre (a free image editor with better features than most image editors, even paint shop pro,)
Firefox, of course
there is more, but sure comes in dandy