cc65 - a freeware C compiler for 6502 based systems

Commodore 64 BASIC and KERNAL Source

Port of LLVM to the MOS 6502 and related processors

Godot Engine – Multi-platform 2D and 3D game engine

Tests for all valid opcodes of the 6502 and 65C02 processor

The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, WebGPU, and DirectX bindings library your mother warned you about.

SkiaSharp is a cross-platform 2D graphics API for .NET platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop model…

APIs for the k-anonymity Pwned Passwords implementation

ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.

A .NET ascii/ansi console engine written in C# for MonoGame and SFML. Create your own text roguelike (or other) games!

Learning how a CPU works by emulating one

Cross-platform Amiga emulator with a slight focus on gaming, but also with solid support for productivity apps including just-in-time (JIT) compilation.

Keycloak Authentication Middleware for the C# OWIN Pipeline

🏡 Open source home automation that puts local control and privacy first.

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Incredibly simple real-time web for .NET