Half-Life 2 Cheats and Codes

Cheat Codes
Start the game with the command-line parameter "-console" to enable the console. While playing, press [~] (tilde) to bring up the console and enter any of the following cheat codes:
Example: "C:Program FilesHalf-Life 2hl2.exe" -console

NOTE: It may be necessary to use the code "sv_cheats 1" before entering other cheat codes into the system.

Code - Result
god - God Mode (server only)
impulse - 101 All Weapons
notarget - Enemies Ignore You
noclip - No Clipping Mode
give [item] - Give Item (See List)
map [mapname] - Load Map (See List)
maps - List Maps
buddha - Reduce Health
hurtme # - Damage Player (#=amount)
developer # - Developer Mode (#=0,1,2)
impulse 82 - Spawn a Jeep
+mlook - Enable Mouse Look
hud_quickhelp/text? 1 - Show Crosshairs
viewmodel_fov # - Sets Size of Carried Weapon
exec [file] - Execute Script File
cl_drawhud 0/1 - Show/Hide HUD
cl_enablehud 0/1 - Show/Hide HUD
cl_showfps 0/1 - Show/Hide FPS
npc_create - Create NPC
npc_create_aimed - Create NPC
picker - Picker Mode
setpos [coordinates] - Move to Position (*)
setang # - Set Pitch Yaw (*)
sv_gravity # - Set Gravity Value
sv_stopspeed # - Set Minimum Stopping Speed
sv_friction # - Set World Friction
sv_bounce # - Set Bouce Multiplier
sv_maxvelocity # - Set Maximum Velocity
sv_waterdist # - Set Vertical View Fixup
air_density # - Set Air Density
dsp_explosion_effect_duration # - Set Length of Explosion
prop_debug - Bounding Boxes Debug Mode
sv_soundemitter_filecheck - Report Missing WAV Files
mat_numtexttureunits # - Limit Texture Units
mat_yuv 0 - Unknown Effect

Load Map: (use with the MAP [mapname] command)

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

Give Weapons: (use with the GIVE [item] command)

weapon_alyxgun
weapon_ar1
weapon_ar2
weapon_bugbait
weapon_cguard
weapon_crowbar
weapon_extinguisher
weapon_flaregun
weapon_frag
weapon_gauss
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_molotov
weapon_manhack
weapon_immolator
weapon_irifle
weapon_slam
weapon_hmg1
weapon_cubemap
weapon_binoculars
weapon_ml
weapon_brickbat

Give Items: (use with the GIVE [item] command)

item_box_buckshot
item_box_mrounds
item_box_sniper_rounds
item_box_srounds
item_healthkit
item_battery
item_suit
item_ml_grenade
item_ar2_grenade
item_healthvial

Additional Command-Line Parameters
Use these additional parameters on your hl2.exe shortcut to activate the corresponding function.

Code - Result
-width # -height # - Set Width and Height of Window
-fullscreen - Full Screen Mode
-heapsize # - Set Heap Size
-r_anamorphic 0 - Unknown Effect
-netgraph 3 - Unknown Effect
-mat_preloadshaders - Unknown Effect
-preload - Unknown Effect
-dx9 - Unknown Effect
-dxlevel 90 - Unknown Effect
-mouselook - Unknown Effect
-dx8 - Unknown Effect
-sw - Unknown Effect
-condebug - Unknown Effect
-startwindowed - Unknown Effect
-window - Unknown Effect
-windowed - Unknown Effect