statgrab provides an access to system statistics using a sysctl-style interface. This is useful for applications that don't want to make library calls, but still want to access the statistics. An example is mrtg, for which scripts are provided to generate configuration files.

WadC (Wad Compiler) is an Integrated Development Environment and functional programming language for developing Doom-engine maps. It can be used to generate complex levels which can be saved in Doom's WAD format.

Strigi client is a Qt4 client (GUI) for the Strigi Desktop Search software.