# Chessco > Find your next opponent's online games. Build a battle plan. Practice the exact positions that matter. ## About Chessco indexes ~762k federation-rated chess players (FIDE, USCF, ECF, DSB, FSI, FFE, ICF), ~106k online accounts (chess.com, lichess.org), and 178k+ FIDE-resolved over-the-board games from TWIC, Lichess broadcasts, and public PGN databases. Tournament players use it to scout opponents and prepare opening repertoire. ## URL patterns - `https://chessco.org/p/{slug}` — federation player profile (slug = `{kebab-name}-{federation}-{id}`, e.g. `/p/telem-boaz-fide-2860740`). Includes recent OTB games with opponents and results, frequent openings per color, recent events, monthly rating history, and known online accounts. - `https://chessco.org/prepare/chesscom/{handle}` — opponent prep report for a chess.com account - `https://chessco.org/prepare/lichess/{handle}` — opponent prep report for a Lichess account ## Key pages - [https://chessco.org/](https://chessco.org/): home — Scout / Prepare / Practice pillars - [https://chessco.org/scout](https://chessco.org/scout): search rated players by name + federation - [https://chessco.org/prepare](https://chessco.org/prepare): enter an online handle to get a prep report ## Optional - [https://chessco.org/trust](https://chessco.org/trust) - [https://chessco.org/privacy](https://chessco.org/privacy) - [https://chessco.org/terms](https://chessco.org/terms)