Small utilities I've built (mostly for myself):


  • /tz - Local times of common time zones.
  • /ip - IP lookup.
  • /doy - Ordinal date to YYYY-MM-DD converter.
  • /timer - A simple timer and countdown.
  • /mc - Morse code encoder/decoder.
  • /cc - Caesar cipher encoder/decoder.


  • /mh - Monty Hall problem simulator.
  • /a2z - How fast can you type the alphabet/days of week/months of year?


  • /on - The most efficient way to check whether or not your computer is on.
  • /onfire - Four! I mean five! I mean fire!