Chess Informant Quality Base 2025

QUALITY BASE 2024 by CHESS INFORMANT

With a grand total of 125.553 games (77.887 full games and 47.666 game fragments), in numerical terms it is the biggest collection of annotated games on the market. But this is not a numbers game. In contrast to the commercial databases which offer millions of freely accessible games with no analysis, Quality Base is a triumph of quality over quantity.

Quality Base is a complete collection of all the games ever published in Informant, from its very first issue, presenting games from 1965 right up to the very last issue – Informant 158. It is designed to offer you a tremendously easy access to:

• Entire Database
• Each individual Informant
• Games played by World Champions and other prominent chess players
• Game annotators
• All the Openings according to the ECO code system
• Most popular opening lines and variations
• Golden games, the best of the very best as voted by our Grandmaster jury

Quality Base by Chess Informant is a unique historical collection of annotated chess games which will serve as a premium database for daily use by competitive players and chess lovers worldwide.