In order to enter the following cheats you will have to activate the console by modifying game shortcut. Right-click on the Half-Life 2 icon on your desktop, select Properties and a new screen should pop up. Add the " -console" parameter (without the quotes) at the end of the target field so it looks similar to this:
"C:\Program Files\Half-Life 2\hl2.exe" -console
Click Apply to save the changes and run the game using that shortcut.
Bring DOWN the console[~] and enter "sv_cheats 1".
Enter one of the following codes to activate the corresponding cheat function. Also, any code can be used as a command line parameter by prefixing it with the "-" character.
No damage - god
Never Die - buddha
Infinite power for your suit - infinite_aux_power
All weapons and ammo - impulse 101
Kill all npc's in the area - npc_kill
Enemies don't attack - notarget
Walk through walls - noclip
Spawn a scout car - ch_createjeep
Spawn an airboat - ch_createairboat
skulls - impulse 102
Items
Enable cheats and use the "give" [item name] command:
item_healthkit
item_healthvial
item_box_buckshot
item_box_mrounds
item_box_sniper_rounds
item_box_srounds
item_battery
item_suit
item_ml_grenade
item_ar2_grenade
Weapons
Enable cheats and use the "give" [weapon name] command:
weapon_ar1
weapon_ar2
weapon_bugbait
weapon_cguard
weapon_molotov
weapon_manhack
weapon_immolator
weapon_irifle
weapon_crowbar
weapon_extinguisher
weapon_flaregun
weapon_frag
weapon_gauss
weapon_alyxgun
weapon_hopwire
weapon_iceaxe
weapon_physcannon
weapon_physgun
weapon_pistol
weapon_rpg
weapon_shotgun
weapon_smg1
weapon_smg2
weapon_stickylauncher
weapon_stunstick
weapon_thumper
weapon_sniperrifle
weapon_rollerwand
weapon_slam
weapon_hmg1
weapon_cubemap
weapon_binoculars
weapon_ml
weapon_brickbat
Load Maps
List the map by enabling cheats and type "maps". Load a map by typing "map [mapname]"
d1_canals_01
d1_canals_02
d1_canals_end
d1_tempanals_02
d1_town_01
d1_town_02
d1_town_03
d1_town_04
d1_town_05
d1_trainstation_01
d1_trainstation_02
d1_trainstation_03
d1_trainstation_05
d1_under_01
d1_under_02
d1_under_03
d1_under_04
d2_coast_01
d2_coast_02
d2_coast_03
d2_coast_04
d2_coast_04_dx60
d2_coast_05
d2_coast_06
d2_coast_07
d2_coast_08
d2_prison_01
d2_prison_02
d2_prison_03
d2_prison_04
d2_prison_05
d3_c17_03
d3_c17_04
d3_c17_05
d3_c17_06a
d3_c17_06b
d3_c17_07
Additional command-line parameters:
Start the game with one of the following command line parameters to activate the corresponding feature.
Effect / Command line parameter
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Full screen mode -fullscreen
Set heap size -heapsize 80000
Set window size -width 1024 -height 768
Unknown -r_anamorphic 0
Unknown -netgraph 3
Unknown -mat_preloadshaders
Unknown -preload
Unknown -dx9
Unknown -dxlevel 90
Unknown -shaderdll shader_nvfx_ps20.dll
Unknown -mouselook
Unknown -dx8
Unknown -condebug
Unknown -sw
Unknown -startwindowed
Unknown -window
Unknown -windowed
i wasso much fun, along with the sticky gun. Someone get to mapping/modding these now!