A handheld NES emulator on my own 4-layer ESP32-S3 PCB, hand-assembled and debugged with a multimeter. Sound, saves and a 3D-printed case.
cpm4nano - CP/M-compatible computer based on Arduino Nano.
Replace the inside of a PS1 Namco light gun with a microcontroller with HID support and turn into a light gun/mouse.
Packing Ten Emulators Into 320 KB of RAM — A Story of Constraints
This project walks through how to set up a generic project in Vitis 2021.2 to debug FPGA accelerated applications using SW & HW emulation.
A retro handheld kit that redefines reTerminal, where there is a Raspberry Pi, there should be RetroPie.
A mini PCB console that fits in your palm— with custom games, SD support, and retro fun anywhere you go!
A full-featured NFC reader/writer & emulator supporting ISO14443A, ISO14443B, ISO15693, and FeliCa protocols.
I built my own NES handheld with an ESP32, a 3D-printed case, and a 7.4V battery. It plays games from an SD card.