OpenRAW

I want to be shure that I can open my Raw files in future.I don´t want to collect software of several manufactures (Canon, Fuji, Nikon).
One for all is the best solution.
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http://www.alamy.com/stock-photography-contrib-browse.asp?cid=5344407B-5A55-44E9-9D3F-5C259CF6B1C9name=Juergen+Held