Lichess
Free, open-source online chess platform offering various game modes, puzzles, and tournaments.
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Lichess is a free, open-source online chess platform that provides a comprehensive suite of features for chess enthusiasts. Users can play real-time or correspondence games, solve puzzles, participate in tournaments, and analyze games with powerful tools. The platform supports various chess variants, including bullet, blitz, classical, and correspondence, catering to players of all skill levels. Lichess's commitment to an ad-free experience and its active community make it a popular choice for online chess play and learning.