Box64 - Linux Userspace x86_64 Emulator with a twist, targeted at ARM64, RV64 and LoongArch Linux devices

x86 PC emulator that runs both natively and in the browser, via WebAssembly

Get PC BIOS back on UEFI only system

NTSC encoding/decoding in C89 using only integers and fixed point math. Supports NES decoding. Can be used as an image filter for games or real-time applications.

RP2040/RP2350 286 PC emulator for MURMULATOR dev board

Highly accurate Yamaha OPL3 (YMF262, CT1747) emulator

XTulator is a portable, open source x86 PC emulator currently supporting the 8086 instruction set and 80186 extensions.

Masm compatible assembler

Tool for automatic creation of FAT-formatted floppy disk images

A cost-reduced 65816-compatible retrocomputer

UltraHLE source code

Microcode based IBM360 simulator

Zet - The x86 (IA-32) open implementation

Granite is a PC emulator written in C++23

Imprint an "image" in the magnetic flux of an Apple 5.25" floppy disk

A WIP Intel 8086 and IBM PC 5150 emulator.

A comprehensive x86 emulator

Decode IBM PC cassette audio files.

80386 emulator

Create a PNG image from a disk image (or basically any file).