Left and right arrows to move horizontally. Tap the up arrow to jump. Hold the up arrow longer to jump higher. Red objects are extremely dangerous. Coins have currently no known purpose, but can be collected. Green flags are checkpoints. Press M to mute the music. A template for making your own platformers! Follow the comments in-editor to use it.
Currently, this engine makes it quick to: 1. Change the physics 2. Change the number of lives for the player 3. Add new levels 4. Add levels that are vertically adjacent to others 5. Add spikes and lava 6. Add coins and checkpoints 7. Add potions/powerups 8. Add moving platforms 9. Change the game over splash message 10. Add new background music