VBA chess engine for EXCEL / WORD / POWERPOINT ( level: 2200 ELO ) with chess board GUI.
Full EXCEL install needed (no viewers or OpenOffice)
also: VisualBasic 6 compile for winboard (2750 ELO), needs a chess GUI like ARENA
latest version here:
https://github.com/RZulu54/ChessBrainVB/releases