An aggregated data set of chess opening names.
| field | description |
|---|---|
| eco | ECO classification |
| name | Opening name (English language) |
| fen | EPD of the root position (en passant field only if legal) |
| moves | Most common moves to reach the root position based on master games, in UCI notation |
Improvements, additions and fixes are welcome.
As a collection of facts, this data set is in the public domain. Considerable effort was spent curating and cleaning the data. Insofar as that qualifies for copyright, the work is released under the CC0 Public Domain Dedication.
