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$25 wearable device development platform: nRF51 ARM CortexM0 w/ Bluetooth, accelerometer, 16x64 OLED, vibration motor, HR sensor, battery

An ESP-01 based thermal printer. Could be used for many things; I decided to create a shopping list printer with a simple web interface

A vest loaded with 470 full color programmable led lights capable of playing video. Video Links Provided.

This headset uses transcrainial alternating current stimulation to induce lucid dreaming in wearers!

Thermostat touch for home user with wifi and web control based on Raspberry pi

A smartwatch project using STM32 microcontroller with ST7735 1.44' Lcd display screen, Bluetooth 4.0 and some sensors

Infra-red light dimmer (220V/110V) that sits behind a switch in the wall. Powers itself from the mains, uses triac to turn on the bulb.

reverse engineering a cheap laser engraver protocol

Ambient lighting using a Raspberry Pi and recycled monitors

Keep your plants alive by sensing their soil moisture levels, and watering when needed. Monitor it all from a LAN webpage.