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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
Character
Key set-ups
14 families
ECO A483.Bf4Tabiya: 6…Nbd78 linesLondon System
- Closed games
- Solid
- Set-up systems
One setup against almost anything
Study opening- ECO A004.b3Tabiya: 4…Nf61 lines
Amsterdam Attack
- Flank openings
- Set-up systems
- Offbeat
A quiet flank set-up built on e3, c4 and b3
Study opening - ECO A001 lines
Creepy Crawly Formation
- Flank openings
- Set-up systems
- Offbeat
Study opening - ECO A002 lines
Formation
- Flank openings
- Set-up systems
- Offbeat
Study opening - ECO A001.d3Tabiya: 7…Nc64 lines
Mieses Opening
- Flank openings
- Set-up systems
- Offbeat
One quiet move instead of a claim on the centre
Study opening - ECO A043 lines
Colle System
- Closed games
- Solid
- Set-up systems
Study opening - ECO A072.g3Tabiya: 7…Nc627 lines
King's Indian Attack
- Flank openings
- Fianchetto
- Set-up systems
The King's Indian Defence, played by White with a tempo in hand
Study opening - ECO A452.Bg5Tabiya: 4…c510 lines
Trompowsky Attack
- Semi-closed games
- Set-up systems
The bishop is out before you have opened your theory book
Study opening - ECO A466 lines
Torre Attack
- Closed games
- Set-up systems
Study opening - ECO A463.e3Tabiya: 6.Ne51 lines
Yusupov-Rubinstein System
- Closed games
- Set-up systems
A quiet set-up: e3, Bd3 and a knight on e5
Study opening - ECO A474…c5Tabiya: 6.Nxd42 lines
Marienbad System
- Semi-closed games
- Fianchetto
- Set-up systems
A Queen's Indian set-up with …c5 thrown in early
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 D013.Bf4Tabiya: 4…Na64 lines
Rapport-Jobava System
- Closed games
- Sharp play
- Set-up systems
A London with a knight eyeing c7
Study opening - ECO D013.Bg5Tabiya: 4.f38 lines
Richter-Veresov Attack
- Closed games
- Set-up systems
The bishop goes first, the c-pawn stays home
Study opening