3D modeler, 3D game maker, 3D demo maker
Examples of procedural geometry for Unity3D C#
GameServer is a sophisticated, game server designed for online games
Orx: Portable Game Engine
Free Texas Holdem Poker game using HTML5, CSS and JavaScript
Urho3D Game engine
Collection of utilities that interact with the Blooket API / website
The forever free, adless and open source chess server
A Right Leaning Minecraft Adventure for Bedrock and PE players
KotCity, an open source city simulator
A Simple Lightweight and opensource tic tac toe game for android
For Android phones and tablets
MAME Android Emulator.
Children's learning programming language Karel the Robot in 3D
A multiplatform Dart movie app with 40% of code sharing
A cross-platform interpreter for many point-and-click adventure games
RelaxChess, chess game that makes no search futher needed for a wow
online 4X browser game engine
The Atomic Game Engine is a multi-platform 2D and 3D engine
3D .NET engine for Windows, Linux, Mac
0xBench derivative
The Snake Game written in JavaScript and CSS3!