Games Collection

   All the games are in PGN (Portable Game Notation) format. To see the games you can download a program from the Download Zone or you can use a Chess Database Management program like ChessBase or Chess Assistant.
Unofficial World Champions Games
Games of the unofficial champions of the world. For many centuries (before 1886), there was no formal world chess championship, but a line of players regarded as the strongest or the most famous of their time were sometimes considered the world champions of the world.
Official World Champions Games
Games of the official champions of the world. The first match proclaimed by the players as for the official world championship was the match Steinitz-Zukertort in 1886. After 1948 FIDE was the organizer of the matches for the World Title. In 1993 Kasparov declared that he would defend the title outside of the auspices of FIDE, but the title was reunified in 2006 when FIDE Champion Veselin Topalov lost to Kramnik in the 2006 FIDE World Championship Match in Elista.
World Championship Games
Games of the World Chess Championship. These are the games and the score of the World Championships until 2004.