Inevati Systems built a low-power scientific calculator from scratch, complete with graphing, matrix math, and a custom ...

Penguin DIY stripped wireless earbuds down to the bare circuit boards to build "invisible" earphones that sit deep inside the ...

Jim Bruges' Rubber Duck-ify instant camera uses an Arduino to edit photos with local AI and print them instantly on thermal ...

GritPlex provides dual chambers, dual blasting pans, and dual blasting pens. That means you can switch from one medium to ...

CantaStorie is a screen-free cyclops toy that generates personalized AI stories locally, keeping kids’ data completely off ...

The new Sensei Pro and Rival Pro pack SPARK's in-house LE-UWB technology for lag-free wireless connectivity at an 8,000Hz polling rate.

Carrier board connects a module you can use in your own designs — or even buy as a standalone microcontroller-powered variant ...

A built-in display provides at-a-glance live monitoring, while traffic can be sniffed and saved for later analysis.

Seedmate is an air-gapped, stateless BIP39 calculator that lets you generate, verify, and split wallet seed phrases ...

A quick mainboard swap delivers a privacy-respecting, local-only smart speaker with Home Assistant integration, its creator promises.

Alban Petit takes Git responsibility seriously and can bring receipts, thanks to this device called PaperFlux.

Cute robots are making embodied AI approachable, while open software and buildable hardware let anyone train, tinker, and ...