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Openings
- Chess Atlas Subsections
- VOL. I • Chess HistoryFrom Chaturanga to Neural Engines
- VOL. II • Classic ChessPieces, Notation & Rules
- VOL. III • Legendary PlayersPantheon of Chess Immortals
- VOL. IV • Great GamesInteractive game studies
- VOL. V • OpeningsOriginal CAISSORA Opening Articles
- VOL. VI • Tactics & StrategyForks, Pins & Board Geometry
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
6 families
ECO B20Article1…c5Tabiya: 5.Nc3391 linesSicilian Defense
- Semi-open games
- Sharp play
- Asymmetry
Answer not with a mirror, but with a strike from the side
Study opening- ECO C001…e6Tabiya: 7.Be3212 lines
French Defense
- Semi-open games
- Solid
- Pawn chain
Chain against chain
Study opening - ECO B104…Bf5Tabiya: 7…Nd7110 lines
Caro-Kann Defense
- Semi-open games
- Solid
The bishop first, the pawn after
Study opening - ECO E203…Bb4Tabiya: 7…Nc699 lines
Nimzo-Indian Defense
- Semi-closed games
- Positional play
- Hypermodern
A pin instead of a centre
Study opening - ECO B001…Nc6Tabiya: 5.Be243 lines
Nimzowitsch Defense
- Semi-open games
- Hypermodern
The knight before the pawns
Study opening - ECO E113…Bb4+Tabiya: 7…Ne421 lines
Bogo-Indian Defense
- Semi-closed games
- Solid
A bishop check that sidesteps the big theory
Study opening