Flexur and Chill, with this Trautonium-inspired DIY synthesizer

I missed this when it dropped earlier this month — Synthtopia was there! But now is a perfect time to chill out to the smoothly gliding sounds of this original Trautonium-inspired synthesizer design in progress. Flexur can cool down an overheated Europe.

Noiseferatu: open-source, 45 algorithms, like a KAOSS Pad from Hell

Sleepwalking? Unexplained seizures? Neighbors have a rodent and plague problem? Don’t worry, and don’t be spooked by what some nuns told you! You just need the handheld, open-source Scaepe – Noiseferatu DIY kit!

Peter Kirn - June 23, 2026

With Latent Terrain, crack open AI and explore neural synthesis in Max

“I’m not particularly interested in typing prompts to make stuff, I’m interested in breaking them and dissecting them,” writes Jasper Shuoyang Zheng as he introduces Latent Terrain. Now using an intuitive, elegantly designed open-source Max external and UI, you can play the weird world of neural audio codecs like an instrument, transforming your own sounds into new textures.

Peter Kirn - June 17, 2026