Chessgames.com is one of the oldest and largest chess game archives on the web, hosting over 10 million games played by professionals and top amateurs dating back to the 19th century. Games are searchable by player, opening (ECO code), year, event, and more, making it an essential research tool for studying historical games and player styles.

Each game page includes a playable board viewer, user-submitted annotations, and links to related games and players. The site maintains detailed player profiles with career statistics, biographical notes, and complete game collections for hundreds of notable players. An opening explorer lets you navigate from the starting position through lines played in historical master games.

The community forum ("The Kibitzer's Café") is one of the longest-running chess discussion boards on the internet. Basic access and game browsing are free; a premium membership removes ads and provides additional search features.