Amazon.com: Diyeeni VGA Controller Board, PS/2 Control Module for Mouse Keyboard, Control Module with Micro32 Chipset, Graphics Library Game Engine ANSI/VT Terminal for ESP32 : Electronics
Playstation PS2 Dualshock to DB9 (DSUB 9) Adapter for Commodore, Amiga and Atari Computers - Share Project - PCBWay
USB Mouse Flash Drive Hack : 8 Steps - Instructables
A Converter You Won't Have: PS/2 Mouse To Serial Mouse | Hackaday