Chess-OpeningBook is a Perl library for accessing chess opening data. See Chess::Opening for an overview.
You can use it for reading chess opening books in polyglot format. See Chess::Opening::Book::Polyglot for more information.
You can also lookup and browse ECO (Encyclopedia of Chess Openings) data. See Chess::Opening::Book::ECO for more information.
Copyright (C) 2019, Guido Flohr, guido.flohr@cantanea.com, all rights reserved.