The 2018 Polish Extraliga is the top Polish team championship. Ten teams compete over nine rounds split into three 3-round sessions in June, September and October. A team can have a maximum of 15 players, with six taking part in each match and a female player on board six. The time control is 90 minutes for 40 moves then 30 minutes to the end of the game, with a 30-second increment from move 1. No draw offers are allowed until after move 30. The bottom two teams in the league are relegated to the 1st division.
Live games with analysis will be provided daily with the best chess software competing in the Top Chess Engine Championship – Komodo, Houdini, and Stockfish.