Build Your Own Repertoire
Use the "Add" button to save lines to memorize or practice against the computer. This example is from the Caro-Kann defense for white players who prefer quickly entering a game without queens.
Try It Now Open This Position
The Top 20 Players' Openings 2026
After move 5 in the explorer, a "20" badge appears on every move the world's best played this year. There was a tie for 20th, so both players were added. See their openings below.
LobbyChess Opening Explorer
Every opening move from over 150,000 tournament master games played in 2026