The ChessBase Mega Database 2024 is the premiere chess database with over 10.4 million games from 1475 to 2023 in high quality. Packing more than 112,000 annotated games, Mega 2024 contains the world‘s largest collection of high-class analysed games. Train like a pro! Prepare for your opponents with ChessBase and the Mega Database 2024. Let grandmasters explain how to best handle your favorite variations, improve your repertoire and much more.