Pioneer is a open source space adventure game
X-Plane plugin that displays a tablet to aid VR usage
The A32NX & A380X Project are community driven open source projects
FSKneeboard adds a helpful ingame panel to your flight simulator
An open source flight dynamics & control software library
HTML5 Phigros chart player/simulator
Pokémon Save File Editor
Voidstrap is a simple yet advanced fork of Bloxstrap
FlightGear Flight Simulator: free open-source multiplatform flight sim
A .NET ascii/ansi console engine written in C# for MonoGame and XNA
Stride (formerly Xenko), a free and open-source cross-platform C# game
Cross-platform 2D game engine focused on ultimate productivity
One framework for creating powerful cross-platform games
Fast PlayStation 1 emulator for x86-64/AArch32/AArch64
An open source implementation of the Ultima Online Classic Client
Universal Second Eye for Gamers with Impairments
A sandbox game about giving your mannequin a wedgie.
Solar2D Game Engine main repository (ex Corona SDK)
C# application with primary purpose of farming Steam cards
Simple GTK# Paint Program
Soft-body physics simulator
Svelto ECS C# Entity Component System
Plugin based interface program for ETS2/ATS.