15 Million Games Chess Database Files

World largest chess database

Status: Beta

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Name	Modified	Size	InfoDownloads / Week
Parent folder
Polyglot books	2015-11-11		15
Arena books	2015-11-11		0
README.md	2015-11-11	272 Bytes	0
Totals: 3 Items		272 Bytes	15

Arena and Polyglot opening books

What is Arena?

Only Arena supports arena books.

What is Polyglot?

Almost all chess engines support polyglot books.

Source: README.md, updated 2015-11-11

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15 Million Games Chess Database Files

World largest chess database

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Arena and Polyglot opening books