wavetable-visualizer
There are 2 repositories under wavetable-visualizer topic.
CedarGroveStudios/CircuitPython_WaveViz
A CircuitPython class to create a positionable displayio.TileGrid object from a synthio.waveform wave table or synthio.Envelope object.
eye-wave/wavetable-to-image
This is a command-line tool that converts WAV files into images.