Sicilian Defense

Free, unlimited analysis for every Sicilian Defense game you play on Chess.com or Lichess. Our opening book holds 9,095 catalogued positions for this family under ECO A03–C21.

A03–C21ECO codes
9,095Positions in book
279Named variations

Analyse your own Sicilian Defense games, free

Enter your Chess.com or Lichess username and Lumichess will pull your games and grade every move with Stockfish 18. There is no daily limit and no account required. Book moves are flagged as theory, so you can see the exact move you left Sicilian Defense preparation and what the engine preferred instead.

Across a batch of games, the Profile Report scores your opening repertoire as one of six skills, benchmarked against players at your rating, so you can tell whether the Sicilian Defense is earning its place in your repertoire or quietly costing you points. Insights then shows your record with it by colour across your whole history.

Analyse my games free Open a Game Report

Named variations of the Sicilian Defense

Our opening book catalogues 279 named variations in this family. Here are the first 120:

More chess openings

Browse every opening family in our book from the chess openings index, or read how the Game Report grades a move.