While playing, press [SHIFT + ~] to bring down the console. Type "setrandom sv_cheats 1". You may then type any of the following codes:

NOTE: You will need to reactivate the cheats when loading a savegame or entering a new stage.

Code - Result:
god - God Mode
give [X] - Give Item [X]
give health - Give Health
give armor - Give Armor
give all - Give All Items
noclip - No Clipping Mode
kill - Kill Yourself
notarget - Invisibility
pinkspider - Infinite Power
cmdlist - List All Commands
dir maps - List All Maps
map [X] - Jump to Map [X] (See List)


Unlock All Levels
Bring down the console and type "raven 1". All levels can now be selected from the menu.

Map Names: (type without .bsp, for example: \"map air1\")

air1.bsp
air2.bsp
air3.bsp
air4.bsp
arm1.bsp
arm2.bsp
cem1.bsp
col1.bsp
col10.bsp
col2.bsp
col3.bsp
col4.bsp
col6.bsp
col7.bsp
col8.bsp
col9.bsp
finca1.bsp
finca2.bsp
finca3.bsp
finca4.bsp
hk1.bsp
hk2.bsp
hk3.bsp
hk4.bsp
hk5.bsp
hk6.bsp
hk7.bsp
hos1.bsp
hos2.bsp
hos3.bsp
hos4.bsp
kam1.bsp
kam10.bsp
kam11.bsp
kam12.bsp
kam2.bsp
kam3.bsp
kam4.bsp
kam5.bsp
kam6.bsp
kam7.bsp
kam8.bsp
kam9.bsp
liner1.bsp
liner2.bsp
liner3.bsp
pra1.bsp
pra2.bsp
pra3.bsp
pra4.bsp
pra5.bsp
pra6.bsp
shop1.bsp
shop2.bsp
shop3.bsp
shop4.bsp
shop5.bsp
shop6.bsp
shop7.bsp
shop8.bsp
tut1.bsp
/arioche/small