A compact ESP32-C3 keychain with animated OLED eyes that displays photos sent wirelessly from your phone, without needing a mobile app.
Arduino-based dice throwing and coin flipping simulator with 3D-printed enclosure
ESP32 + OLED in a 3D printed DIN case polling a Shelly EM on the LAN, no Home Assistant: watts, voltage, kWh history, siren, web UI.
The NU40 DK renders a Doom-style 3D world by itself at 24 FPS on a 128x64 OLED, playable with its 4 buttons.
Turn a 0.96-inch OLED into a real-time system monitor for your Jetson Orin Nano, displaying CPU temperature, usage, RAM, and IP address.
ESP32 and 1.3in OLED in a 3D printed 4-module DIN case: live watts from Home Assistant, kWh history, overload siren, web UI, OTA.
Play a song on your Mac and the NU40 DK's OLED shows the current lyric line and bouncing music bars, or a figure copying your dance.
Your webcam reads your expression in Chrome, and an NU40 DK draws a pixel cat, dog, or alien making the same face on a tiny OLED.
A Python script fetches stock prices and an NU40 DK shows price, % change and a mini chart on a 0.96" OLED, with LED alerts on drops.
Turn the NU40 DK's four buttons into Mac launch keys that open an app, a website, or your whole workspace with one press.
A 3D printable case for an Adafruit Monster Eye with an industrial flair!
An NU40 DK on your desk broadcasts an iBeacon so your iPhone, the board's LEDs and your Mac welcome you as you walk into the office.
