I’ve had several articles and references to my computer setup and preferred applications written before. I figure the list is due for an update with the latest hotness in technology.
CD/DVD Burning
- Mac OS X: Disk Utility for ISOs, iTunes, Disco
 - Windows: Nero Burning ROM 7
 
DVD Video Burning
- RipIt4Me with DVD Decrypter and DVD Shrink
 
Virtual DVD Drive
- Daemon Tools 3.47 (don’t use version 4.x)
 
Instant Messaging
- Mac OS X: Adium X
 - Windows: Windows Live Messenger, Pidgin (formerly gAIM)
 
BitTorrent
- uTorrent with ScrapeTorrent
 
Newsgroups
- SABnzbd with NOVA theme
 - NewsLeecher
 
Graphics Editing
- Fireworks
 
Audio/Video Players
- iTunes
 - VLC
 - CCCP codec pack
 - Media Player Classic
 
File Transfer Clients
Programming and Development
- Eclipse
 - Eclipse PHP Development Tools
 - Subclipse (SVN client for Eclipse)
 - Visual Studio 2005 Express