Type in the game: HOKKUSPOKKUS
Now you can activate with [F12] the console:

Cheat code: Result:
ARSENAL All Weapons
AMMO_FLOW Infinite Ammo
DYNAMIT Dynamite
KILL_SOLDIERS Kill All Enemies in Level
IAMINVISIBLE Invisibility
FLY Fly Mode on/off
TRACKER Radar
BENNY No Clipping
POW # Energy = #
POINTS Show Points
QUIT Quit the Game
NEIGE Ranzaar
TEMPLES Shamazaar
VILLE Okriana
MONTAGNE Motazaar
MARCHES Okasankaar
FOREST Okar

Alternate Cheat Method
Fire up Notepad and open up the outcast.ini from the /oc
directory off of the main Outcast directory change the following :

NOTE: Always make a backup of the file before editing.

for lots of health and dosh change these:

[Bonuses] -> [Bonuses]
MoneyChest=5.0000000 -> MoneyChest=5000000.0
Money=1.0000000 -> Money=1000000.0
Life=5.0000000 -> Life=5000000.0

You can also change:

[SimpleGun] <- the base gun you start with.
Weight_of_bullet=0.010000
Speed_of_bullet_min=90.000000
Speed_of_bullet_max=110.000000
Reloadtime_of_bullet=20000
RecoilElasticity=4.000000
Recoil=15.000000
MaximumRecoil=15.000000
Load_critical_level=3
Lifetime_of_bullet=20000
Friction_of_bullet=0.000000
Damage=310.000000
Burst_Size_Level_3=24
Burst_Size_Level_2=22
Burst_Size_Level_1=20
BulletRadius=10.000000
AmmoBox=30.000000

You can edit the outcast.ini in the lower sections so that you
can purchase most items very cheap:

[WeaponMerchant]
m_simple_ammo=1.000000
.
.
.
m_10_laser=0.100000

Just below you can edit the amount of resources you need to
create ammo:

[Recreators]
rec_simple=1*GREEN_HERIDIUM+1*METAL
.
.
.
rec_cooker=4*RED_HERIDIUM+4*GREEN_HERIDIUM

All items cost 10:

[WeaponMerchant]
m_simple_ammo=10.000000
m_tracer_ammo=10.000000
m_flame_ammo=10.000000
m_boom_ammo=10.000000
m_dart_ammo=10.000000
m_perf_ammo=10.000000
m_holo=10.000000
m_dynamite=10.000000
m_o2=10.000000
m_trip=10.000000
m_health=10.000000
m_invis=10.000000
m_teleport=10.000000
m_detonate=10.000000
m_scope=10.000000
m_tracer=10.000000
m_perf=10.000000
m_flame_up=10.000000
m_dart=10.000000
m_tracer_up=10.000000
m_boom=10.000000
m_simple_up=10.000000
m_laser=10.000000
m_flame=10.000000
m_simple=10.000000
m_boom_up=10.000000

Always find 999 in money and health:

[Bonuses]
MoneyChest=999.000000
Money=999.000000
Life=999.000000

First gun has fast bullets:

[SimpleGun]
Weight_of_bullet=0.010000
Speed_of_bullet_min=300.000000
Speed_of_bullet_max=400.000000
Reloadtime_of_bullet=20000
Lifetime_of_bullet=20000
Friction_of_bullet=0.000000

First gun does more damage

[SimpleGun]
Damage=399.000000
Burst_Size_Level_3=24
Burst_Size_Level_2=12
Burst_Size_Level_1=20
BulletRadius=10.000000

Each ammunition box contains 999 bullets

[SimpleGun]
AmmoBox=999.000000

Invincibility

[Human]
HeroDamageScale=0.000000000

Lower resources for ammunition

[Recreators]
rec_simple=1*GREEN_HERIDIUM+1*METAL
etc┘
rec_cooker=4*RED_HERIDIUM+4*GREEN_HERIDIUM

Wanna get though locked doors and you have no key?

Simply stand as close to the door as you can and drop an F-LINK
(that''s the teleporter device) and then teleport, because of a bug you
will be on the other side!