Grand Idea Studio is a product design, development, and licensing firm with a focus on consumer devices and open source modules for electronics hobbyists. It is run by computer engineer and hardware hacker Joe Grand.
Exquisite printed circuit boards that bring to life Forrest Mims' vintage designs from "Getting Started in Electronics."
An open source FT2232H-based, multi-protocol, multi-voltage tool for hardware hacking
A tiny FIDO2 security key for two-factor authentication and passwordless login