ECO codes, named for the Encyclopedia of Chess Openings, are a way of categorizing openings in a linguistically neutral and useful way.

External links Edit

  • MECCA - search interface by code or by name

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.