Activating this trainer

If not state otherwise below, press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.

Trainer Options

# Player 
     NumPad1: Unlimited Health
     NumPad2: Unlimited Oxygen
     NumPad3: Unlimited Stamina
     NumPad4: Unlimited Sprint

# Inventory 
     NumPad5: Unlimited Use Items

# Crafting 
     NumPad6: Easy Craft

# Gameplay 
     NumPad7: Game Speed

Editor Options

# Player Stats 
     Max Oxygen
     Max Hit Points
     Max Stamina
     Max Sprint
     Max Trash
     Injury
     Oxygen
     Hit Points
     Stamina
     Sprint
     Trash

# Inventory 
     Gold
     Slotsize
     Unlimited Gold Developer Mode
     Mouse Over Item Amount

Notes

Easy Craft:
Toggle on, enter crafting screen, craft, then toggle back off.  Simulates that you have enough items, even if you don't.  Leave off to avoid unwanted side effects elsewhere.