PICSimLab is a realtime emulator for PIC, Arduino, STM32, ESP32, ...
Z80 shared library including some nice test-projects
A Spectranet networking FID driver for CP/M Plus
NES/Famicom emulator based on FCE Ultra.
Sega system-16 emulator
Supporting 4op instruments, two effect columns and instrument macros.
ZSNES is a Super Nintendo emulator programmed by zsKnight and _Demo_.
ACPU Emulation and Design
Low-cost, ISO 14443 compliant emulator for contactless smartcards
A program for the NES that can test the audio
Improves performance of games: Oblivion, Fallout 3 & New Vegas