wmQStat is a dockable front-end to qstat by Steve Jankowski, a popular command-line monitor of lots of Internet game servers, i.e. Quake/W/2/3, Hexen2/W, HL/CS/HL2, Tribes/2, RtCW, UT200x, DooM III, FarCry, to name a few (this list is by far not complete).
For comments, see the original dockapps.org entry.
This dockapp is not maintained by the Window Maker Developers Team. Please visit the dockapp's website for downloads.