Activating this trainer:
Press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.
NumPad1: Unlimited Resources
NumPad2: Instant Mana Refill
NumPad3: Reveal Map
NumPad4: Infinite Health
NumPad5: Gold Rush
NumPad6: Draw Ingame Coordinates
While active all resources are unlimited. You may need to open your inventory once.
While active you get a coin every time you dig a field
Unlock more trainer options including updates from here - Craft the World Trainer