Activating this trainer:

Press F1 at main menu.

Listen for 'Trainer Activated'.

Press desired hotkey. All hotkeys can be changed on the trainer.

Trainer Options:

NumPad1: Infinite Health

NumPad2: No Reload / Unlimited Ammo

NumPad3: Unlimited Item Spawn Duration

NumPad4: Infinite Ability Time

NumPad5: Change EXP By 5000

NumPad6: Change Money By 5000

Editor Options:

EXP

Money

Notes:

Unlimited Item Spawn Duration: While active items spawned by enemies don't disappear over time.

Infinite Ability Time: When you collect a perk/item which gives you something over time. The time will not decrease while this cheat is active.