A standard Hungarian keyboard layout for Mac OSX 10.6

Smallest Spaceships Supporting Specific Speeds

Python module to calculate the magnetic field of various sets of sources

Get PC BIOS back on UEFI only system

Restoring a lesser-known Unix System V Release 4/i386 distribution from the early 90s

An RP2040-based ROM emulator

Arduino MFM/RLL hard disk interface.

bootOS is a monolithic operating system in 512 bytes of x86 machine code.

a reproducible source port of GRUB 0.97-29ubuntu68 (GRUB Legacy)

Supplemental code for the paper "Attempting the impossible: enumerating extremal submodular functions for n=6"

How to Syncronize Many Filesystems in Near Linear Time? Prototype code for a data synchronizer introduced in https://arxiv.org/abs/2302.09666 (Python)

Exploring polymatroidal axioms and cone

DOSBox from the sourceforge SNV with minor update to build with Visual C++ 2003

A safe archive of George Gwilt's various programs, with source where available,

sinclair ql demosystem

Sound Blaster emulation for DOS, with proper MPU-401 and soundfont support

the world's smallest Windows 98 SE io.sys

bootable external FAT hard disk image creator for DOS and Windows 3.1--95--98--ME

Apple's gcc_os-1819 for OS X 10.4 Marklar

Inference Llama models in one file of pure C for GCC 1.x running on 37-year-old hardware

Internal microdrive replacement for the Sinclair QL

Z-Machine Example Repository

a boot manager and bootloader

Outdated mirror of Volker Barthelmann's "vbcc", plus patches for the Z-Machine backend

Driver for 3COM 3C509B cards in 8-bit IBM PC/XT slots

Coherent OS

BASIC-style "compiler" as C syntax library

PowerPC Windows NT ported to Power Macintosh systems

OPL2/3 tracker that runs on IBM XT and clones like the Book 8088