You might have come across the Multicore Association (MCA) already, an open membership organisation that aims to create standards for various multicore challenges. The association has completed its Multicore Communication API (MCAPI) and Multicore Resource Management API (MRAPI) and has made them available for download. The MCAPI has been downloaded over 1300 times, so the organisation is clearly having an impact.
(Read full interview of Sven Brehmer and Markus Levy at softtalkblog)