Three free spectral synths to try after the new Serum spectral oscillator

Spectral resynthesis is having a moment now that it’s one of the new oscillator types in the mighty Xfer Serum 2. If you’re looking for other ways to get your spectral resynthesis on – or you’re a Serum user who just can’t get enough – here are three free tools to sink your FFTs into.

bop: free, fast, friendly, fun music stuff for Pd, old CPUs and RasPi

It’s free, it’s fast, it’s fun, it’s bop for the free Pure Data Vanilla. It runs on old computers. It runs on Raspberry Pi. “You probably don’t have any use for bop,” its developer says humbly – but wait, with everything from text sequencing to reverbs to esoteric musical notation, this looks great!

Peter Kirn - February 5, 2025

Portable recorder/looper on its side with a rainbow background behind it. White with knobs and wooden buttons, a large speaker grill, and a gooseneck mic protruding perpendicular to the front panel.

Critter and Guitari Kaleidoloop, portable looper, is back with new features

Kaleidoloop, an adorable portable looper/recorder, is back with a compact form factor plus a software update that delivers new modes, layering, and more. It’s now also a unique playback/effect that you can customize yourself with Pd.

Peter Kirn - March 6, 2024

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