Deep HIARCS Chess Explorer (Deep MAC Version) Deep HIARCS Chess Explorer: HIARCS Chess Explorer GUI with the multi-core/multi-processor version of HIARCS 14 and has access to additional online content of 1,000 Gb of chess endgame and opening book databases. Advanced Chess Graphical User Interface HIARCS 14 World Chess Software Champion Must have Apple Mac (2007 or later) Openings and Analysis Explorer