JCSW is the collection of free software produced by John Coker. The programs here are all free for personal use, but may not be redistributed or incorporated into other works without permission.

Thrust Curve Tracer
If you want to create rocket motor simulator data files, this handy program makes it easy and accurate. Trace right on top of the graph image and produce RASP data files automatically.

IRC poker front-end software
If you play poker over IRC from a UNIX machine, you might enjoy these graphical front ends to make following the action easier and playing more fun.