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Openings
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- VOL. I • Chess HistoryFrom Chaturanga to Neural Engines
- VOL. II • Classic ChessPieces, Notation & Rules
- VOL. III • Legendary PlayersPantheon of Chess Immortals
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- VOL. V • OpeningsOriginal CAISSORA Opening Articles
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Chess Atlas Codex
Codex of Opening Systems
All 126 opening families in one catalogue: search by name, move or player, and filter by the kind of position.
126families
Key set-ups
10 families
ECO B001…f6Tabiya: 3.Nf31 linesBarnes Defense
- Semi-open games
- Offbeat
The f6 pawn takes the best square from Black's own knight
Study opening- ECO B001…g5Tabiya: 4…Qb65 lines
Borg Defense
- Semi-closed games
- Offbeat
Grob, back to front
Study opening - ECO B001…h6Tabiya: 3…Nf62 lines
Carr Defense
- Semi-open games
- Offbeat
A waiting move for Black, with no fight for the centre
Study opening - ECO B001…f5Tabiya: 4…Nc61 lines
Duras Gambit
- Semi-open games
- Gambits
- Offbeat
A pawn thrown at e4, and a bet on chaos
Study opening - ECO B002…Kf7Tabiya: 2…Kf71 lines
Fried Fox Defense
- Semi-open games
- Offbeat
The king steps out first, hoping you are not ready
Study opening - ECO B001…h5Tabiya: 3.Nc32 lines
Goldsmith Defense
- Semi-open games
- Offbeat
A rook pawn two steps forward, and the rook has no idea why
Study opening - ECO B001…Nh6Tabiya: 5…O-O2 lines
Hippopotamus Defense
- Semi-open games
- Set-up systems
- Offbeat
A knight on the rim and a bet on patience
Study opening - ECO B001…Na6Tabiya: 3…e61 lines
Lemming Defense
- Semi-open games
- Offbeat
A knight to the rim and a bet on doubled pawns
Study opening - ECO B001…a6Tabiya: 4…e64 lines
St. George Defense
- Semi-open games
- Offbeat
Give up the centre and strike from the wing
Study opening - ECO B001…a5Tabiya: 3…Bb72 lines
Ware Defense
- Semi-open games
- Offbeat
A rook pawn move in place of a fight for the centre
Study opening