Play chess online for free without any ads.
Free alternative to Chess.com

Screenshot from the project’s own README · tap to enlarge
Lichess is an open-source online chess server. You can play realtime matches against others, solve tactical puzzles, join tournaments, and review games using computer analysis.
Not sure how to install, or if it’s safe? Read the beginner guide
Yes, Lichess is completely free, open-source under the AGPL-3.0 license, and contains no ads or paywalled features.
It is open source (AGPL-3.0 license) with 18,981 GitHub stars, last updated 2026-11-14. Download only from the official link on this page, and scan the file before installing: see the safety checklist in our beginner guide.
No, you can start playing anonymously right away in your browser, though creating a free account allows you to track your rating and match history.
Compiled from the project README. 18,981 GitHub stars (2026-11-13) · License AGPL-3.0 · Last update 2026-11-14