Xfile
- Wonderful tool that allows you to split files and put them back together.
Xcode
- Xcode is the complete toolset for building Mac OS X and iOS applications.
Wireshark
- Network protocol analysis app: deep inspection, live capture & more.
WinZip Mac
- File sharing app that makes it simple to manage, protect and share files across email and the cloud.
WinOnX
- Run your Windows applications on OSX without the need of buying a Windows license.
Wikibot — A Wikipedia Articles Reader
- Offline version also available. Search for Wiki Offline. Wikibot makes reading Wikipedia articles a joy on your Mac!
WaveBurner
- WaveBurner features an intuitive layout with large waveform viewers.
Royal Envoy Premium
- Gamezebo Editor's Choice: Best Casual Game of 2010 GDN (Gamers Daily News) Gold Award Cult of Mac's Best Casual Mac Game of 2010 Best Strategy Game...
Roccat
- Roccat is a capable Internet browser for Mac computers.
Renamer
- Immediately batch rename files on your Mac computer.
Real Racing 2
- Real Racing 2 is a Mac port of the popular iOS game.
Reader Notifier
- Reader Notifier aims to supplement the official Mac Notifier menubar plugins for OS X, in adding support for Google Reader.
Radium
- Listen to your favorite radio stations directly from your Mac.
Radioplayer
- Radioplayer is an application that allows you to listen to U.K. radio stations.
Quickfire
- This program enables you to watch your favorite movies on your Mac.
QuickBrowser
- QuickBrowser is a compact Internet browser accessible from the menu bar.
Psychoban
- Psychoban is a nicely designed 3D puzzle game for the Mac.