| Approach | Example | Link |
|---|---|---|
| non-electronic | Lamello | http://bid.berkeley.edu/papers/chi/lamello_passive_acoustic_sensi/ |
| *Analog relaxation oscillator | Textilo | http://www.martindebie.com/research_project/textilo/ |
| Analog harmonic oscillator | self-resonating VCF | http://electronotes.netfirms.com/EN215.pdf |
| *Digital relaxation oscillator | Arduino Tone | https://github.com/adrianfreed/FastTouch |
| *Digital relaxation oscillator | Mozzi (LUT) | https://github.com/sensorium/Mozzi/blob/master/examples/01.Basics/Sinewa... |
| *Digital Modulation Synthesis | Mozzi (FM) | https://github.com/sensorium/Mozzi/tree/master/examples/06.Synthesis/FMs... |
| *Digital Subtractive Synthesis | Talkie (LPC Speech and singing) |
https://github.com/adrianfreed/Talkie |
| Unit Generator Library | Teensy Audio Library | https://www.pjrc.com/teensy/td_libs_Audio.html |
| Sampling "Synthesis" | Tone.js (Tone.Player) | https://tonejs.github.io |
| Dynamically Patched Unit Generators | Bela (libpd) | https://bela.io |
| Dynamically Patched Unit Generators with Image Synthesis |
Max/MSP/Jitter | https://cycling74.com/products/max |
| Analog Patched Modular | Modular | https://en.wikipedia.org/wiki/Modular_synthesizer |