List of Internet chess servers
This is a list of notable Internet chess servers. Active
 Chess.com
 Lichess
 Chess24
 ChessBase
 FIDE Online Arena
 Free Internet Chess Server
 Internet Chess Club
 Kasparov Chess
 Playchess
 SchemingMind

Defunct
 ChessCube
 Chess Live
 KasparovChess.com — same domain as used by Kasparov Chess but launched in the early 2000s
 World Chess Network

References

Chess websites

Internet protocols
Internet chess servers
Online games