This repository provides a series of in-depth explanations and tutorials describing the internals of the Exidy Standard 8k RomPac BASIC and how to control those internals. It is based on the two ye…

This is the source to the High Availability Linux "Piranha" Open Source project I led while at Red Hat. It allows a Linux system to act as an IP load balancer, or a pair of systems to act as IP fai…

VT420 terminal emulator

Windows Server 2003 Source Code | Ready To Compile

Kermit-80 source code customised to create a version for Generic CP/M Plus with VT100 terminal support.

Simeon Cran's ZPM3 with patches, updated with full source code

Useful tools for your every-day work with CP/M.

Intel 8254x gigabit Ethernet driver for OPENSTEP 4.2 / NeXTSTEP i386 (DriverKit). Verified on an Intel 82547EI.

Native OPENSTEP 4.2 (i386) GUI MP3 player — libmpg123 linked in-process, code-only AppKit UI. GPL-2.0.

Comprehensive monitor utility for the <jb> Z80-Retro! SBC

Windows 3.x Loader for MS-DOS 7.1/8.0

Projects related to CPM on the Z8001 and Z8002

Visualizing GW-Basic source code

Comprehensive Windows batch script for optimizing Intel CPU performance through power management and system configuration

Pure DOOM - Single Header Doom Source Port

CP/M 2.2 emulator with Z80/8080 CPU emulation and BDOS/BIOS translation to Unix filesystem

Rice scripting language

UniPress Emacs 2.20 for NeWS

Sources and binaries of the NeWS 1.1 window system

Analyses C/C++ build output for code size, static variables, and stack usage

Analyses C/C++ build output for code size, static variables, and stack usage

Ernest E. Bergmann's STOIC-like PISTOL programming language for CP/M

Single-header c99 accelerated float/double parsing. Port of the fast_float library.

EmACT: Emacs-like editor

Skills for Agents to code 8085 Assembly Language

A port of DOOM to the Atari ST/STe

Embeddable scripting language in a single C header (stack-based VM, dynamically typed, ref counted, no OOP, no exceptions).

Local cpmtools backup

OpenAI-compatible proxy that stacks the free tiers of 28 LLM providers (~4B tokens/month) behind one /v1 endpoint — plus any custom OpenAI-compatible endpoint. Smart routing, automatic failover, en…

The mini libc