The DSpi is a handheld with a clamshell design, two small screens, and an open source design – you can’t actually buy one, but you can find design files, software, and a parts list in the developer’s ...

For example, take Bluetooth game controllers. Sure, you could make your own with a microcontroller, some buttons, and a couple joysticks.

The Arduino ecosystem is an amazing learning tool, but even those of us who love it admit that even the simplified C Arduino ...