A skin for amsynth - Analog Modelling Synthesizer
To let amsynth load it you need to set the variable AMSYNTH_SKIN in the shell you're launching amsynth from:
For high-definition displays use Etna@2x, a double-resolution version.
Tested with amsynth v1.8.0 to v1.13.2.
Video demo and development notes here: turiscandurra.com/2018/03/etna-amsynth-skin. Name and color palette inspired by this big guy.