Twi-Hack is a tiny RP2350A-powered hacking & prototyping dongle with USB-A/USB-C connectivity — your pocket-sized HID toolbox.

A completely vibecoded operating system targeting Aarch64

PC 8086 Emulator written in C++

PC 80386 Emulator written in C++

The smallest and cheapest ST-506/RLL/MFM hard drive emulator

A floppy disk image library in Rust

cpu-simulator in golang for vintage 8008 cpu

Decode the analog waveform extracted from old computer mag tapes

public domain zoo archive tool

snowflake gcode generator

Emulation of ISA sound cards and CD-ROM on Raspberry Pi Pico (GUS, SB/Adlib, MPU-401, Tandy, CMS, Panasonic CD-ROM) with USB mouse/joystick support

TermDriver2 public repo

Enhanced DR-DOS kernel and command interpreter ported to JWasm and OpenWatcom C

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

Embeddable Linux Kernel Subset - Linux for 8086

Emulator of x86-based machines.

An IBM PC/XT emulator written in Rust.

ROMs for the 86Box emulator. For development versions of 86Box, the recommended way to use this repository is to clone it instead of downloading the tagged releases.

Super PC/Turbo XT BIOS

Zork I (Microcomputer Version) by Infocom

The Traditional Vi (vi with many enhancements from Gunnar Ritter)

Python interpreter for the historic FLOW-MATIC programming language

(OBSOLETE) A B Compiler for x86

Home librarian

B compiler

TRAC (64) interpreter

Zig bindings for low-level macOS frameworks

bold: the bold linker

libxev is a cross-platform, high-performance event loop that provides abstractions for non-blocking IO, timers, events, and more and works on Linux (io_uring or epoll), macOS (kqueue), and Wasm + W…