Capability sharing architecture and implementation in IM or SNS

Current IM or SNS system provides a way for users to send message, talk, and share pictures and so on among buddies. However, it's not easy to share an application or other resources among the buddies. A user cannot use the resources in other devices which are lacked locally in run time, but sometimes that is what users want. This paper describes a new and potential Web 3.0 or Web 2.0 plus application to share the capability of different computers or devices among buddies in IM or SNS system. It provides an easy way for each buddy device to advertise their capability, automatically discover other buddy devices' capability and share the capabilities.