This repository contains a program to calibrate a 3.5" touch screen display shield, as shown below - Most 3.5" TFT LCD Touch displays use the ILI9486 Display Driver and include a resistive touchscreen ...

SSD1306 OLED Emulator An open-source emulator for small OLED displays that are often used for Arduino/IOT projects. This project is still in an alpha build so it may be a little unstable.