Chess Openings: Learn & Play

Chess Openings — Never be caught off guard by move 8: discover your openings, learn them and play them out move by move, in attack and in defense. ★ 113 opening lines classified by ECO codes, with first-move and attack/defense filters ★ Interactive replay — move by move, auto-play ★ Continue an opening vs the robot ★ Play vs Robot — 8 difficulty levels (800-2400 ELO) ★ Robot (non-Stockfish) fully customizable ★ Opening quizzes — test your knowledge ★ Practice mode — move-by-move learning with feedback ★ Stockfish game analysis — accuracy, blunder detection, best move ★ Live evaluation bar ★ 27 languages No ads. Anonymous usage analytics only. Works offline. Perfect for beginners and amateurs looking to build a solid repertoire. 💎 Free vs Premium Free: 5 openings/day, play vs the robot, 1 quiz & 1 analysis per day. Premium: unlimited openings, quizzes & Stockfish analysis, full progress tracking. Try it free, upgrade anytime.