Wally, an automatic changer wallpaper for Windows, Linux and Mac OSX was recently updated, bringing a new module which allows you to use Bing.com images as wallpapers.
KeePassX Password Safe is a free, open-source, light-weight and easy-to-use password manager for Linux, Windows and Mac OSX. Originally KeePassX was called KeePass/L for Linux since it was a port of Windows password manager Keepass Password Safe. After KeePass/L became a cross platform application, it changed it's name to KeePassX
JDownloader simplifies downloading files from One-Click-Hosters like Rapidshare.com or Megaupload.com - not only for users with a premium account but also for users who don't pay. The most important, noticeable change is that JDownloader 0.7 (7.569) is a lot faster than the previous versions. Another interesting change is that now it supports anti-captcha for more than 60 websites.
VDrift, TORCS and SuperTuxKart are 3 free, open source car racing games which run on Windows, Linux and MacOSX.
Simplify Media is a program that lets you listen to your friends music and allows them to listen to your music library, all in just a few steps. Also, this works for any operating system.
The operation is simple: choose which folders your friends will be allowed to listen and then invite them to create an account.
aTunes is a full-featured audio player and manager, developed in Java programming language, so it can be executed on different platforms: Windows, Linux and Unix-like systems.