Cytadela is a single player game in which the player fights against computer-controlled (AI) enemies. The goal of the game is to find six bomb parts with which the Citadel has to be blown up.

This application searches for various media center video content of the German television program (ARD, ZDF, Arte, 3Sat, MDR, ORF, SRF and many more). You can watch, download and even subscribe to an offered show.

GeoGebra is a dynamic geometry program. You can do constructions with points, vectors, segments, lines, conic sections as well as functions and change them dynamically afterwards. On the other hand, equations and coordinates can be entered directly.

Texmaker is a clean, highly configurable LaTeX editor with good hot key support and extensive LaTeX documentation. Texmaker integrates many tools needed to develop documents with LaTeX, in just one application. It has some nice features such as syntax highlighting, insertion of 370 mathematical symbols with only one click, and "structure view" of the document for easier navigation.

Zeitgeist is a service which logs the user's activities and events (files opened, websites visited, conversations held with other people, etc.) and makes the relevant information available to other applications.

Hugin is a panorama photo stitching program. Essentially, Hugin is a GUI frontend for Panorama Tools. Stitching is accomplished by using several overlapping photos taken from the same location, and using control points to align and transform the photos so that they can be blended together to form a larger image. Hugin allows for the easy creation of control points between two images, optimization of the image transforms, and much more.