Our January 2025 free and open databases are now available for download. Together we played over 100,000,000 rated standard games last month and Antichess crossed 30 million rated games in total!

Our February 1+0 Bullet Shield Arena, the first of seven daily Shield Arenas this week, starts at 16:00 UTC! The winner will get a unique trophy and keep it until next month's tournament.

GM R Praggnanandhaa wins the Tata Steel Masters 2025! He defeated World Champion Gukesh D in the Blitz tiebreak, after both players lost their Classical games in the final round. GM Thai Dai Van Nguyen took 1st place in the Challengers section and qualifies for next year's Masters tournament.

Watch former World Champion Garry Kasparov commentate Round 6 of the Kasparov Chess Foundation University Cup now live on Twitch!

We are now on Kaggle! Use our puzzles, openings, and engine evaluation datasets directly in your Kaggle notebooks.

Our Game of the Month January Contest is underway: Share your best Lichess standard game played in January 2025 until 5 February! The winner will be announced on 14 February, followed by a blog post with commentary on the game.

Congratulations to GM José Martínez Alcántara for winning our Blitz Titled Arena February! GM @ARMJoker took 2nd place, ahead of IM Renato Alfredo Terry Luján in 3rd place.