CBM-II core for the MiSTer FPGA

Microsoft BASIC for 6502 Microprocessor - Version 1.1

Cycle-Accurate MC6809/E implementation, Verilog

Not The official Vim repository

Framework to simplify porting MiSTer (and other) cores to the MEGA65

MEGA65 FPGA core

The 6809 Portion of the SuperPET

The Open SIMH simulators package

The SoftDevLabs (SDL) version of the Hercules 4.x Hyperion System/370, ESA/390, and z/Architecture Emulator

MEGA65 User Guide

The Computer History Simulation Project - main branch, stopping before the controversial licence change.

public domain zoo archive tool

Port of Facebook's LLaMA model in C/C++

Python code to parse a Twitter archive and output in various ways

A collection of tools for use with SIMH

The official source code repository for the calibre ebook manager

6551 ACIA VHDL core

Simple, fast, safe, compiled language for developing maintainable software. Compiles itself in <1s with zero library dependencies. https://vlang.io

Tools useful when using or migrating to or from a simh simulator environment

Clone of the Community maintained version of Kenneth L. Harrenstien's PDP-10 emulator. You probably want the upstream version at https://github.com/PDP-10/klh10 !