nomacs is a free image viewer for Windows and Linux systems, which is licensed under the GNU General Public License v3. nomacs is small, fast and able to handle the most common image formats. Additionally it is possible to synchronize multiple viewers. A synchronization of viewers running on the same computer or via LAN is possible. It allows one to compare images and spot the differences (e.g. schemes of architects to show the progress).

YATE is a telephony engine aimed at creating a telephony server that performs well enough to deal with PBX requirements and also flexible enough for complex Gateway and IVR solutions.

KAlarm provides a graphical interface to schedule personal timed events - pop-up alarm messages, command execution and sending emails. There is a range of options for configuring recurring events.

GTetrinet is a clone of Tetrinet, a multiplayer tetris variant for Windows. It is compatible with the original tetrinet, although you need a separate program, such as tetrinetx, to be able to create your own games.

The GHex program can view and edit files in two ways, hex or ascii. Good for editing saved game files.

Filelight allows you to understand your disk usage by graphically representing your filesystem as a set of concentric, segmented rings.