Houdini PRO Aquarium 2015 is a revolutionary analysis, database and chess publishing tool, combined with the world’s strongest chess playing engine, Houdini 4 PRO, which supports up to 32 cores and 32 GB of hash.Houdini PRO Aquarium 2015 offers advanced analysis functions, game commenting, searching, powerful chess trees, playing against the computer, databases, advanced publishing features and much more