The MicroView is a "Chip-Sized" arduino-compatible that features a built-in OLED display, and is sized perfectly for bread boarding, or use in many different projects. Unlike many of the Arduino ...

Piccolino is being marketed as the world’s first compact Arduino with integrated OLED, WiFi, SD Card together with +32K SRAM.

This cute air quality monitor uses facial expressions to alert you if your air quality drops. Components needed to build include an esp32c3, OLED display, DHT22 sensor, and air quality sensor.