Rhythmbox is a very easy to use music playing and management program which supports a wide range of audio formats (including mp3 and ogg). Originally inspired by Apple's iTunes, the current version also supports Internet Radio, iPod integration and generic portable audio player support, Audio CD burning, Audio CD playback, music sharing, and Podcasts.

Marble is a generic geographical map widget and framework for KDE applications. The Marble widget shows the earth as a sphere but does not require hardware acceleration. A minimal set of geographical data is included, so it can be used without an internet connection.

Tails Installer is a graphical tool to install or upgrade Tails on a USB stick from an ISO image.

A collection of official plug-ins and applets for cairo-dock.

The TNEF File Viewer allows one to handle easily mail attachments using the TNEF format. Those attachments are usually found in mails coming from Microsoft mail servers and embed the mail properties as well as the actual attachments.

The GNU C preprocessor is a macro processor that is used automatically by the GNU C compiler to transform programs before actual compilation.