Press CTRL + ALT + ~ to bring up the console.
- God Mode: god
- All Weapons, Full Health, Full Armor: give all
- Walk through walls: noclip
- Saves a demo game to an .AVI movie file: aviDemo
- Game Benchmark: benchmark
- Skip to last level: doomhell
- Freeze all on screen: freeze
- Graphics card information: gfxinfo
- Invisibility to most enemies: notarget
- Show FPS: com_showfps 1
- Acquire all keys: give keys
- Your game status: status
- Full Health: give health
- Quit or Exit: quit
Weapons:
- Restock Ammo: give ammo
- Machinegun: give weapon_machinegun
- Shotgun: give weapon_shotgun
- Plasmagun: give weapon_plasmagun
- BFG: give weapon_bfg
- Chainsaw: give weapon_chainsaw
- Rocket Launcher: give weapon_rocketlauncher
Levels:
- Mars City 1: map game/mars_city1
- Mars [...]