DIY + Unusual Gear Modular-Analog Music tech Tech
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.
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What’s new in the DIY world of Music Thing’s Workshop System
It’s a Very Workshop System Jamuary. Music Thing’s patchable music lab-in-a-lunchbox has proved that small-batch personal hardware can attract a select, dedicated community sharing great stuff with one another. Let’s catch up with what’s been happening in that magical village of synth wonder in the past year. Don’t forget, the ideas and code here are all open — meaning this could inspire more.
Peter Kirn - January 7, 2026
DIY + Unusual Modular-Analog Music tech Stories Tech
Airwindows VerbThic, VerbTiny let you go even more rabid for reverb, for free
Chris Johnson, aka Airwindows, continues to share his love for DSP with free tools, open source code, and elaborate discussions of the joy of crafting reverbs. So just in case you don’t feel blessed enough with free effects after SuperMassive’s new Sirius reverb/delay, here’s the tiny and the thick in all-new Airwindows editions. And they’ll even run in VCV Rack or on a Raspberry Pi.
Peter Kirn - December 3, 2025
Music tech Reviews Software Tech
NAP, free visual and media framework, now dazzles anywhere
Peter Kirn - October 23, 2025
DIY + Unusual Motion Software Tech
Noise Surround System makes spatial audio kinetic, mechanical
Peter Kirn - February 27, 2025
DIY + Unusual Motion Music tech Tech
Ableton Move is a hit for blind and low vision users; more like this, please
Peter Kirn - February 10, 2025
Gear Music tech Tech
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