DIY + Unusual Gear Music tech Tech

Cosmolab, open DSP development kit, in final hours of crowdfunding

Italy’s Faselunare have done lots of great stuff over the years, and they’re entering the final hours of crowdfunding for Cosmolab, a powerful modular DSP kit powered by Electrosmith’s Daisy Seed. Let’s have a quick look. There are a number of these ideas, and with good reason — choice is at the heart of why […]

Bastl’s Kastle 2 and Citadel Eurorack are now DIY kits, open source platforms

It started with Kastle 2, Bastl Instruments’ cute and clever handheld. It could be a multi-effect, a sample player, a synth. Then Citadel modules came along and did those things in Eurorack. Now, Bastl’s got a surprise: you can buy these as DIY kits, and a big chunk of the Raspberry Pi-powered platforms are being released as open source. Here are all the details.

Peter Kirn - January 21, 2026

DIY + Unusual Gear Modular-Analog Music tech Tech

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Etsuko’s Eterna for monome norns, an elegant 6-voice slice instrument

In its bones, Eterna for monome norns returns to some of the original success of monome: doing imaginative, intuitive, musical things with slices. A single audio file transforms via 6-voice sampler/sequencer and 12-page interface into everything from delicate ambient textures to detailed grooves.