E-Ink / E-Paper

An open-source smartwatch with a 1.54in e-paper screen and ESP32, hackable watch faces in Arduino.

A wall-mounted 7.5in e-paper weather display on an ESP32 that runs for months on one battery charge.

Turns cheap second-hand electronic shelf labels into a Wi-Fi-managed e-ink display fleet via an ESP32 access point.

Open PCB and CAD files for an ESP32 colour e-paper photo frame using a 7.3in Spectra 6 display in a standard picture frame.

A Raspberry Pi Zero W with an e-ink face that learns to capture Wi-Fi handshakes, framed as a virtual pet.

A simple Arduino Uno weather station with a Waveshare 4.3in e-ink display, BME280 and DS3231 clock.