Emulator of x86-based machines based on PCem
8080/6800/6502/Z80/8086 emulator, arcade emulator, CP/M emulator
Qiling Advanced Binary Emulation Framework
6800 Emulator runs on Teensy 4 processor
Emulator of the ancient 8 bit microprocessor SC/MP 2
A portable, open-source (GPLv2) 8086 PC emulator.
x86 Multi-Core Microprocessor and assembler simulator written in C++
A virtual DOS machine for x64 Windows which works like ntvdm
Emulator for the 6502 Microprocessor
A 65C02 Emulator for Microchip PIC24/33
An assembly example
Java-based instruction level emulator of MSP430. Code on github.