deathout.exe	Deathkings of the Dark Citadel
doom2td.exe	DOOM II
doomsetd.exe	Ultimate DOOM (DOS only version)
finaltd.exe	Final DOOM (DOS only version)
heretctd.exe	Heretic
hexentd.exe	Hexen
indext.txt	The list of these descriptions
mastertd.exe	Master Levels for DOOM II
quaketd.exe	Quake (a must have ;)
wolf3dtd.exe	Wolfenstein 3D