A web-based interface for CNC milling controller running Grbl, Marlin,
ElectronBot is a mini desktop robot
An open source E-ink smartwatch
MIDI for Arduino
Upload, save and run keystroke injection payloads with an ESP8266
Summary
AVR-based single axis stepper motor controller
a Scratch Interface for Lego NXT
Control the KSR10 Robot Arm (Velleman) through USB with Python.
Streams data from 3D cameras over a network.