Elo+Chess

Welcome to Connected Rooks

Analyze your chess games and download your own metrics.

Connected Rooks helps chess players download enriched chess data so they can explore patterns, build studies, or run their own analysis.

Analyze your own games

One-time use

No preference cookies, no localStorage, no saved preferences, and no account created.

What is stored?

Use this browser only

Save source and game-type preferences locally in this browser.

Log in via Lichess.org OAuth

Use your Lichess account to sign in and prefill your Lichess username.

Continue with Lichess

Create a Connected Rooks account

Save preferences across devices. Email is optional.

Explore curated game collections

Upload a reference PGN sample

Load a PGN or zipped PGN collection without choosing a single reference player.

Upload curated sample

Supplied curated samples