Wolfenstein 3D

You need to start the game with a command line parameter:
for version 1.0 type: wolf3d -next

for version 1.1 type: wolf3d -goobers

Once in the game, you need to activate the cheats:

for version 1.0 press CTRL + ALT + ENTER

for version 1.1 press LSHIFT + ALT + BSPACE

Now you can use these cheat codes:

 

Code	Effect
TAB + G	God Mode
TAB + I	Add Item
TAB + H	Self-Mutilation
TAB + N	No Clipping Mode
TAB + P	Pauses Game
TAB + Q	Exits
TAB + W	Turbo mode
TAB + X	Adds Extra Stuff
TAB + E	Finishes Level
M + L + I	Weapons, ammo and invulnerable