The Video Game Description Language allows you to define simple games in a declarative way. This app lets you play games which are defined using this language. At the moment all the games and levels bundled are those packaged with the GVGAI competition held at Essex University.
This uses a modified version of the GVGAI framework released under the GNU GPL v3 available at https://github.com/EssexUniversityMCTS/gvgai. The source code for this application (and the modified GVGAI framework) is available at https://git.fossgalaxy.com/webpigeon/gvgarcade