Free:
Firewall: ZoneAlarm
MP3 player: WinAmp
Pic viewer/converter: Irfan Viewer
Partition manager 1: Ranish Partition manager (FDisk replacement)
Partition manager 2: Disk Drake (Mandrake Linux)
Partition manager 3: Partition Magic
Windows tweaks: TweakUI
Newsgroups: Free Agent
Bundled with an old laptop:
Cable connection/file transfer: TranXit (can self install on a target machine down a serial cable)
Probably a stack of others I've stored but I'm using a spare HD while I wait for a warranty replacement for my failed primary HD.