Chess Reps is the opening repertoire in your pocket: Manage your openings: - Easily and quickly add all your openings - on the board or via PGN import. - Found an interesting variation you want to try? Add it to your opening and you won't forget about it. - The Omniscient Knight helps you find gaps in your repertoire - Sign in with Google to synchronize your repertoire across devices. - Share openings with your friends using PGN/Json export! Train your openings: - Test your memory of the openi