RedPill is a new game creator and engine for the Amiga, written in BlitzBasic (AmiBlitz2). It's currently at version 0.5.0, and features smooth scrolling, AGA support, physics (bouncing, friction, ...), collision detection, and many more details.

Here's a demo video showing part of the creation of a platform-type game:

You can reach RedPill on the net via it's facebook group:
https://www.facebook.com/groups/redpillgamecreator/