WaveEdit is the free, open-source wavetable editor developed by Synthesis Technology for the E370 Quad Morphing VCO and E352 Cloud Terrarium VCO Eurorack format wavetable oscillators.
You can download WaveEdit at http://synthtech.com/waveedit for Mac, Windows and Linux.
For fun, below is a “picture gallery” of community wavetables you can freely download and manipulate from within the WaveEdit software.
Choose a wavetable:
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