Emulates Mac Plus, PC, & Atari ST in the browser using WebAssembly

The original IBM PC and other machine emulations in JavaScript

PCjs Machines 1.0 (archived)

PC-BASIC - A free, cross-platform emulator for the GW-BASIC family of interpreters

A modern, scratch-built, open-source (GPLv3) alternative ROM BIOS for PC, XT, 8088 Clone or Turbo PCs.

Byte-aligned, efficient lossless packer that is optimized for fast decompression on 8-bit micros

RetroTxt is the WebExtension that turns ANSI, ASCII, NFO text into web documents.

A big ol' pile of bitmap fonts in raw binary format, for use w/Fontraption font editor (and anywhere else)

The IBM PS/1 emulator.

A tiny but powerful VGA text mode font editor for DOS

Bitmap arrays for rendering CP437 glyphs using IBM PC OEM fonts

The famous Intel 8080 CP/M 2.2 to Intel 8086/8088 MS-DOS assembly language translator.

A new 8086-based reimagining of PC DOS and BASIC

Tiny IBM PC compatible machine with 386 CPU, integrated VGA and sound.

Windows package to mount disk images and real floppy drives for non standard windows file systems

IBM PC/Clone 8086+ floppy-loading of option roms.

[WIP] 8086 IBM PC emulator

A real-time clock PC BIOS ROM for XT systems supporting many popular RTC ICs

Innovation SSI-2001 replica that can be built without vintage components

512-byte boot sector remake of Bill Gates' DONKEY.BAS game from DOS 1.0