A regular Arduino Uno, although I suspect many GPIO devices would work here. As well as the SSD1306 OLED display. This is on MacOS, so your milage may vary. I have added the versions to the ...

This is a driver for the SSD1306 based 128x64 pixel OLED display running on the Arduino/ESP8266 platform. Can be used with either the I2C or SPI version of the display ...