See also Roller Coaster Tycoon downloads
A few years ago, I was addicted to DOOM, and I constructed a series of levels for DOOM 2. On the offchance that anyone still plays DOOM 2, here's a compilation called Alternate DOOM 2 complete with modified status bar and stuff.
DOS App: DMORPH
It's small! It's pointless! It's dmorph! This dos utility will do a bulk rename to change the case of all the filenames in a directory. Rename all the files to be lower case, upper case, whatever! Make em all nice and neat or something. Also useful when you've got to move them to a case sensitive file system later on.
Doctor Who Icons and Cursors