While playing, press the tilde (~, key above TAB) to bring up a console window. You can then enter one of the codes below to activate the corresponding effects, then press Enter.
AdminChangeMap Driel Single 01 - Change map (if you look up, you will be shown each of the layouts and maps, then just scroll up and press Enter on the map you like)
AdminAllKitsAvailable 1 - Unlock all all sets of weapons
AdminCreateVehicle (vehicle ID) - Open the specified transport. Below are examples and a list of IDs:
AdminCreateVehicle BP_PZ_VI_Tiger_3D_C - Tank "Tiger" inside the local game
AdminCreateVehicle BP_Sherman_Firefly_C - Tank "Sherman" inside the local game
AdminCreateVehicle BP_Flak36_C - Artillery "Flak 36" inside the local game
Vehicle ID:
BP_Sdkfz_251_C - Sdkfz 251 armored personnel carrier
BP_Sdkfz_232_C - Sdkfz 232 armored personnel carrier
BP_Sdkfz_222_C - Sdkzf 222 armored personnel carrier
BP_Kubelwagen_Commanding_C - Kubelwagen command vehicle
BP_Panzer_III_C - Panzer III Tank
BP_M3_Halftrack_Armed_C - M3 armored personnel carrier
BP_QF6_C - Anti-tank gun QF6
BP_Daimler_AC_C - Armored car "Daimler"
BP_Morris_C8_C - Morris C8 Artillery Tractor
BP_Bren_carrier_C (modified) - Light armored personnel carrier
BP_Jeep_Willys_Airborne_C - Jeep "Willis"
BP_Jeep_Willys_Airborne_Commanding_C - Commanding Jeep "Willys"
BP_Cromwell_3D_C - Tank "Cromwell"
BP_T17_C - Tank T-17
BP_PZ_VI_Tiger_3D_C - Tank "Tiger"
BP_PZ_V_Panther_3D_C - Tank "Panther"
BP_Sherman_Firefly_C - Tank "Sherman"
BP_Stug_III_Camo_3D_C - ACS Stug III
BP_Flak36_C - Flak 36 Artillery
Note: You can use the TraceViewToggle command to get even more IDs.