How to Make a Computer Operating System in C++

Linux shell for iOS

Writing a sqlite clone from scratch in C

πfs - the data-free filesystem!

iOS & tvOS multi-emulator frontend, supporting various Atari, Bandai, NEC, Nintendo, Sega, SNK and Sony console systems… Get Started: https://wiki.provenance-emu.com |

Small, fast and powerful console music player for Unix-like operating systems.

Stores your data in ICMP ping packets

C implementation of statsd

The Computer History Simulation Project

Embeddable Linux Kernel Subset - Linux for 8086

Third-party TI-84 Plus CE / TI-83 Premium CE emulator, focused on developer features

Multiple Arcade Machine Emulator for iOS, iPadOS, tvOS, macOS (Catalyst)

BASIC for the modern era.

iDOS - DOSBox port on iOS

The DUNGEON (Zork I) source

Source code to all the tutorials on emulator101.com

Mini vMac for iOS

The Open SIMH simulators package

hvdos, a simple DOS emulator based on the OS X Hypervisor.framework

An emulator for the TIS-100 CPU

Operating system for x86_64 based around a "keep it simple and make it work" philosophy.

Command-line, stack-based calculator with postfix notation

Automatically exported from code.google.com/p/qb64

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

Official repository for hardware customizations of the Nu:Tekt NTS-1 digital kit

Libmish adds a command prompt to your program, and telnet access. With your own commands.

Debian source package for the KeePassXC password manager.

Let's Make: Dangerous Dave

A program that blinks the LEDs on the PiDP-8 kit