Usage is pretty simple, just clone the repo and shove the loveballs directory into your project folder and include it in your Lua code. Here’s a bit of example code.
This example assumes you have a World that is updating each frame along with something to collide with. See the Github repo for a more complete example.
And here’s what it might look like. The “oddly” shaped softbody on the left is the result of an experiment gone wrong and not intentional at all… honestly.