Chess Platforms

THERE ARE LOT OF PLATFORMS FOR PLAY CHESS ONLINE

1.FIDE ONLINE ARENA

The FIDE Online Arena is the International Chess Federation's commercial Internet chess server devoted to chess playing and related activities. A test version of the server began on August 8, 2013; the fully operational version was announced for October 2013. FIDE Online Arena is the only official online chess platform of the World Chess Federation where Online Official games, tournaments and World Championships can be played, with Official International rating and titles.
FIDE Online Arena

2.CHESS.COM

Chess.com is an internet chess server, internet forum and social networking website. The site has a freemium model in which some features are available for free, and others for accounts with subscriptions. Live online chess can be played against other users at daily, rapid, blitz or bullet time controls, with a number of chess variants available. Chess versus an AI, computer analysis, chess puzzles and teaching resources are also offered.
Chess.com

3.LICHESS.ORG

Lichess is a free and open-source Internet chess server run by a non-profit organization of the same name. Anyone can play online chess anonymously, although players may register an account on the site to play rated games. Lichess is ad-free and all the features are available for free, as the site is funded by donations from patrons. English. Portions of the website have been translated to over 80 languages. About 30 of these are marked as "complete" but the terms of service, privacy policy, blog posts, and coach biographies are not yet fully translated.
Lichess

4.CHESS24.COM

chess24.com is an Internet chess server in English and nine other languages, established in 2014 by German grandmaster Jan Gustafsson and Enrique Guzman. Among people collaborating with chess24 are World Champions, Grandmasters and International Masters like Magnus Carlsen, Viswanathan Anand, Peter Svidler, Rustam Kasimdzhanov, Francisco Vallejo, David Anton Guijarro, Dorsa Derakhshani, Lawrence Trent, Sopiko Guramishvili, and Hou Yifan.
Chess24.com

5.KEYSQUARECHESS

Keysquarechess is an Internet chess server in English and nine other languages, established in 2021 by Russian grandmaster Garry Kasparov .it has Lot of lessons and Play area With World Wide Chess players

More Details: Bashana2006 Blogs - Chess Platforms (google.com)