A Wavefolding Synthesizer in Lua Protoplug
See https://www.youtube.com/watch?v=JUptTzQGPNg for details.
And the whole series on programming Lua Protoplug: https://www.youtube.com/watch?v=zkgYBoiQPek&list=PLuBDEereAQUxEb6hsnaeqXe3TX3IbGfPG
Get Protoplug : https://www.osar.fr/protoplug/