GameVision SDK (Binary Distribution) is a Development::Components & Libraries software developed by BigDaddy Games. After our trial and test, the software was found to be official, secure and free. Here is the official description for GameVision SDK (Binary Distribution): The GameVision SDK is feature complete and can easily create any type of 2D game with D3D for rendering. GVSDK was designed to be easy to use, robust and feature rich and should be easy to use in your projects. you can download GameVision SDK (Binary Distribution) free now.