1. An article of manufacture including a tangible computer readable storage medium to physically store instructions, which when executed by a computer, cause the computer to: receive context information of a source application, the context information is based on the execution of the source application; store the context information in one or more context vectors of a global context unit, the one or more context vectors corresponding to the source application and one or more target applications; and provide access to the context information in the global context unit for the one or more target applications upon receiving invoking access indication from the one or more target applications.