Simple platformer engine. World is made of blocks/tiles/squares. Has its own controls library and a builtin mapeditor. Each game will be loaded as a module that can be created with provided tools without the need for programming/altering the engine.
xna mapeditor game studio. xnamegs allows you to design your games quick and painlessly. You have a visual editor to quickly edit/create your levels. A property grid allows you to quickly edit attributes. The compiler will build the basic game.