Gpredict is a real time satellite tracking and orbit prediction program for the Linux desktop. It uses the SGP4/SDP4 propagation algorithms together with NORAD two-line element sets (TLE).

Cecilia is an audio signal processing environment aimed at sound designers. It lets you create your own GUI using a simple syntax and comes with many original built-in modules and presets for sound effects and synthesis.

GPicView is a lightweight GTK+ 2.x based image viewer with following features:

LibreOffice is a full-featured office productivity suite that provides a near drop-in replacement for Microsoft(R) Office.

Luakit is a highly-configurable browser framework based on WebKitGTK+. It is very fast and extensible by Lua. It is primarily targeted at power users, developers and any people with too much time on their hands who want to have fine-grained control over their web browser's behaviour and interface.