Ruby: Very cool and very powerful programming language
Vim: Very powerful text editor, perfect for writing Ruby code.
Crossword puzzle helper: written by yours truly (in Ruby/Tk), this small scrpit helps you with your crossword puzzles. You need a file called 'fr_dict.txt' (though you can change than in the source code) in the same directory than the program file
Xmms: Don't you guys ever listen to music?!