All-in-one program for creating 2D scrolling games. Compile your games into stand-alone .NET executables or customizable C# source code. The IDE and framework are build on OpenTK, which wraps OpenGL, so generated games can be cross-platform.
Powerful example of a FULLY pluggable multimedia and text editing and review suite - support for an extensive range of file types can be provided for by the use of plugins, and properly-formatted XML modules.