All subsections
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
5 families
ECO E616…e5Tabiya: 8…Ne7119 linesKing's Indian Defense
- Semi-closed games
- Fianchetto
- Sharp play
- Closed centre
Let White build the centre: it will become a target
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 E123…b6Tabiya: 7…Ne473 lines
Queen's Indian Defense
- Semi-closed games
- Fianchetto
- Positional play
- Hypermodern
A bishop on b7 stares across the whole board
Study opening - ECO E104…b5Tabiya: 6…d54 lines
Blumenfeld Countergambit
- Semi-closed games
- Gambits
- Sharp play
A wing pawn for the centre
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