This is software I've hacked up in my spare time. These are all unix commands to be run from the shell. No Windows GUIs here.

• grap
  An implementation of Kernigan and Bentley's graph typsetting language
• Stupid Java Tricks^TM
  Simple applets that are kind of cool
• A quiz on holding entries for aviators
  Practice for visualizing a hold on the heading indicator
• phone
  A little program to generate mnemonic strings for digit strings (e.g., phone numbers)
• A couple simple unix utilities
  Primarily nostalgia value