The keyboard is, in fact, a single-button keyboard that sends a pre-settled keystroke to the connected system. With a simple hardware wiring and a sketch to emulate the keyboard, thanks to its USB HID ...

The OONTZ uses a 3D printed case, a 16 button keypad, an Arduino Leonardo, a monochrome driver, and a few potentiometers. It's actually a pretty simple thing to build yourself provided you can the ...

A new project soon to be available from the Crowd Supply website is the open source, programmable two-key mechanical keypad with backlighting, taking the form of the ANAVI Macro Pad 2.