Um cheaten zu können, müssen folgende Parameter an die Verknüpfung angehängt werden:
-console -dev
[^] öffnet die Konsole
| Wirkung | Cheat |
| God-mode | /god |
| Alle Waffen, Munition und Gegenstände | /impulse 101 |
| Unsichtbar | /notarget |
| Fliegen und Wandkollision deaktivieren | /noclip |
| Verfolgerperspektive | /thirdperson |
| Egoperspektive | /firstperson |
| Level X laden | /map X |
| Batterie erschaffen | /give item_battery |
| Med-Kit erschaffen | /give item_healthkit |
| Sprung-Modul erschaffen | /give item_longjump |
| HEV-Suit erschaffen | /give item_suit |
| Brecheisen | /give weapon_crowbar |
| MP5 | /give weapon_mp5 |
| Glock | /give weapon_glock |
| Colt | /give weapon_357 |
| Schrotflinte | /give weapon_shotgun |
| Armbrust | /give weapon_crossbow |
| Fernschalt-Bombe | /give weapon_satchel |
| Gauss-Gewehr | /give weapon_gauss |
| erzeugt Gluon-Strahler | /give weapon_egon |
| Raketenwerfer | /give weapon_rpg |
| Snark erschaffen | /give weapon_snark |
| Hornet-Waffe | /give weapon_hornetgun |
| 5 Handgranaten | /give weapon_handgrenade |
| Lasermine | /give weapon_tripmine |
| 6 Schuss (Colt) | /give ammo_357 |
| 5 Pfeile (Armbrust) | /give ammo_crossbow |
| 50 Schuss (MP5) | /give ammo_mp5clip |
| 20 Aufladungen (Gauss) | /give ammo_gaussclip |
| 8 Schuss (Schrotflinte) | /give ammo_buckshot |
| 2 Granaten (MP5) | /give ammo_mp5grenades |
| 18 Schuss (Glock) | /give ammo_glockclip |
| 1 Rakete (RPG) | /give ammo_rpgclip |
Level-Liste
| Englischer Name | Deutscher Name | Dateiname |
| Intro | | c0a0, c0a0a, c0a0b, c0a0c, c0a0d, c0a0e |
| Anomalous Materials | Anormale Materialien | c1a0, c1a0a, c1a0b, c1a0c, c1a0d, c1a0e, c1a1, c1a1a, c1a1b, c1a1c, c1a1d, c1a1f |
| Office complex | Bürokomplex | c1a2, c1a2a, c1a2b, c1a2c, c1a2d |
| We've got hostiles | Feindkontakt | c1a3, c1a3a, c1a3b, c1a3c, c1a3d |
| Blast Pit | Sprengkammer | c1a4, c1a4b, c1a4d, c1a4e, c1a4f, c1a4g,c1a4i, c1a4j, c1a4k |
| Power up | Kraftwerk | c2a1, c2a1a, c2a1b |
| On a Rail | Auf den Schienen | c2a2, c2a2a, c2a2b1, c2a2b2, c2a2c, c2a2d, c2a2e, c2a2f, c2a2g, c2a2h |
| Apprehension | Dämmernde Erkenntnis | c2a3, c2a3a, c2a3b, c2a3c, c2a3d, c2a3e |
| Residue Processing | Resteverwertung | c2a4, c2a4a, c2a4b, c2a4c, c2a4d, c2a4e, c2a4f, c2a4g |
| Surface Tension | Spannung auf der Oberfläche | c2a5, c2a5a, c2a5b, c2a5c, c2a5d, c2a5e, c2a5f, c2a5g, c2a5w, c2a5x |
| Forget about Freeman | Vergeßt Freeman | c3a1, c3a1a, c3a1b |
| Lambda Core | Lambda Kernreaktor | c3a2, c3a2a, c3a2b, c3a2c, c3a2d, c3a2e, c3a2f |
| Xen | Die Grenzwelt Xen | c4a1 |
| Interloper | Der Eindringling | c4a1a, c4a1b, c4a1c, c4a1d, c4a1e, c4a1f |
| Gonarch's Lair | Gonarchs Höhle | c4a2, c4a2a, c4a2b |
| Nihilanth | Die finale Konfrontation | c4a3 |
| Epilog | Abspann | c5a1 |
| Multiplayer | | boot_camp, bounce, datacore, lambda_bunker, snark_pit, stalkyard, subtransit, undertow |