But the Corr Database is very popular even among many grandmasters and chess coaches, as correspondence games often herald the development of opening theory! Get insights from the pioneers of Chess-Opening Novelties and update your repertoire with games from the new Correspondence Database. correspondence players often have a deep chess understanding and enrich their games with interesting new ideas. Thus, the games are not decided by tactical blunders but by strategic understanding, long-term preparation, and passionate, patient scientific work. The Correspondence Database 2026 gives you a unique opportunity to enrich your opening repertoire with ideas from a wealth of unknown top-class games.