You might have seen it already: Mike built some cool force field experiments with ND2D a while ago. Now he opened a github project called Napoleon. Napoleon is a 2D physics extension for ND2D using Nape, which looks very promising:
Second I found a really nice looking game built with ND2D from Björn: “28 Bratwursts Later“. I really like the title ;). It’s still in development, but it look like good fun. Check out the video here:
This one is already a few months old: Infinivaders. A stunning 8-bit retro space shooter.