To use cheats, enter the cheat code with your keyboard while idling in the game's main menu. When you restart the game all cheatcodes will get disabled again.

Code	Effect
cinema	Enables a screenshot-mode for the game. Super Widescreen, more glow, tiny cursor, no hud etc.
enableweapon	Enables a just-for-fun weapon for the sandbox (Use it by holding down the right mouse button, switch to test-mode with Ctrl+C first).
pyro	You will create a trail of fire when running on the ground.
restart	Resets cheats and also restarts the game.
unlockall	Unlocks all color palettes.
unluck	nlocks all color palettes and gamemodes.