JCBE is an acceleration framework for Java programs running on Cell Broadband Engine processors. It is based on native methods executed on either PPE or SPE depending on method annotation used. C code is directly embeded in the Java source.
Hotaru is an XNA-based Game Engine that is intended to be used for 2D Action RPGs. Game Developers can use Tonbo (a Visual Studio Plug-in) to create and distribute games that run on Hotaru.