This is the 2nd tutorial on my ESP32 learning journey. Here, an OLED shows time and captured data by DHT sensor (temperature & humidity).
You want to attach the DigiSpark ATtiny85 to a tiny OLED (128x32 pixels) and make it use easily readable, huge fonts (16x32 pixels WxH)?
A thermostat with an OLED capable of plugging into a USB port.
Application notes for Pmod OLED and Arduino Uno. In this app, a cloud of points is displayed randomly, then a flashing message will appear.