One framework for creating powerful cross-platform games. The spiritual successor to XNA with 1000's of titles shipped across desktop, mobile, and console platforms. MonoGame is a fully managed .NET open source game framework without any black boxes. Create, develop and distribute your games your way.
The goal is to allow XNA developers on Xbox 360, Windows and Windows Phone to port their games to the iOS, Raspberry PI, and PlayStation 4 platforms is currently in progress.