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22,000+ GM commented games in pgn format

The latest opening theory! is an online publisher of chess opening theory. We employ 9 GMs and 4 IMs who publish monthly opening articles, downloadable PGN files, PDF eBooks and playable eBooks.

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Killer Dutch eBook

Recent additions

May 25
1 e4 e5
Kasparov is back!
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May 25
Open Sicilians
An update for Najdorf players!
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May 24
Daring Defences
Developments in the 'Modern Benko' and Leningrad Dutch
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May 23
1 d4 d5 2 c4
Two weapons against the Slav
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May 22
King's Indian Defence
Black refines some popular ideas
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May 21
French Defence
The French in the US Championships
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