Pirate versions frequently bundle malicious code or "cracktools" that are flagged by antivirus software and can compromise your computer's security.
: A collection of over 5.4 million games from 1560 to 2012, with approximately 67,000 games featuring annotations by world-class players.
: A smaller version of the Mega Database, typically lacking the extensive grandmaster annotations. ChessBase Magazine
The Chessbase 12 Mega Package includes a wide range of features and tools, including:
: A professional, open-source database manager that works on Windows, Mac, and Linux.