ECO codes

Visual guide to ECO codes

Explore the encyclopedia of chess openings using our visual guide. We've made it easier to find ECO codes and relate them directly to the most popular openings.

Explore ECO codes


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https://itunes.apple.com/us/app/openings/id596928747

Openings App

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Openings!


Chess Tactics App

Solve puzzles and sharpen your chess skills with this easy-to-use chess tactics app for Windows 8

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