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23,000+ 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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- GM Ruslan Ponomariov

Recent additions

October 25
King's Indian
The Fianchetto Variation takes centre stage
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October 21
Open Sicilians
Trouble for the Taimanov Sicilian
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October 20
1 d4 d5
Can Black equalise in the Exchange QGD?
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October 19
French Defence
The 6...Qc7 Winawer Variation
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October 18
Daring Defences
A bumper month for Grünfeld fans
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October 15
1 e4 ...
The classical setup against the 4...a6 Modern Defense
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