WG is a word generator with several useful options you can use to filter/reduce the output list of words. It is available in three implementations, one written in Erlang, one in Perl, and one in Ruby.
Pynagram is a simple anagram game in which you must unjumble as many words as you can from seven jumbled letters. You must find the longest word to qualify.
An audio player and organizer.
A virtual Web OS.