3D game engine/framework in C, with Luajit and Python bindings now
Open source simulation game based on Transport Tycoon Deluxe
An updated version of the classic "Basic Computer Games" book
A dead simple 2D game library for Go
lua dev plugin for unreal engine 4 or 5
A lightweight game server framework implemented with Actor Model
High performance UI layout library in C
Gideros Release version
Botcraft is a cross-platform C++ library to create bots
A planetarium software that shows a 3D simulation of the night sky
A free transportation simulator game
FlightGear Flight Simulator: free open-source multiplatform flight sim
A strategy game with a high fantasy theme
A very efficient tutor.
Chess Database and Toolkit program
C64/Amiga emulator with shader and runAhead
A modern, cross-platform Quake game engine based on FitzQuake.
For exploring cellular automata like Conway's Game of Life.
Chess Database and PGN viewer
A cross-platform port of Hexen II game.