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Training — Opening repertoire
+ Your own opening

Build your repertoire

The openings you pick will live here. No need to learn everything: one weapon as White plus an answer to 1.e4 and to 1.d4 is enough.

Pick my openings→Build my own
how it works
01
Pick your openings
one for White and one answer each to 1.e4 / 1.d4 as Black
02
Learn line by line
short sessions — question and answer on the key moves
03
Review on time
spaced repetition reminds you what to refresh, by itself

Where to start

a starter selection
♔[C25]sharp

Vienna Game — a repertoire for White

1. e4

Vienna Game: the knight on c3 holds the centre, the bishop hits f7, the king's knight goes to e2 and on to g3. One setup against both main replies, and a move of your own against every second move Black has.

63 lines · 272 movesTrain →
♚[B02]sharp

Alekhine's Defence — a repertoire for Black

vs e4

1…Nf6 goads White's pawns forward and then hits them. The club's main reply is not 2.e5 but 2.Nc3, and the course has its own recipe against it.

76 lines · 261 movesTrain →
♚[E20]positional

Nimzo-Indian Defence — a repertoire for Black

vs d4

1…Nf6 and 2…e6 against everything: wherever the knight shows up on c3, the pin …Bb4 follows. The Nimzo itself, the Bogo-Indian and the answers to the London and the Torre — all in one system.

99 lines · 286 movesTrain →
♚[E92]sharp

King's Indian Defence — a universal repertoire for Black

vs d4

One setup against everything they play after 1.d4: …g6, …Bg7, …d6, castling short and the …e5 break. Separately — what to do against the London System and against 2.Nc3.

85 lines · 308 movesTrain →

The whole library

pick and add to your repertoire
↔ scrolls sideways
♔As White
0 in repertoire
Pick what you’ll play — from the options on the right.
1.e4
Italian Game — a positional repertoire for White
[C54] · 1. e4

The quiet Italian (c3, d3, Nbd2, Bb3, Re1) — one reliable positional setup against everything: the Giuoco Piano, the Two Knights, the Hungarian and tricks like 3…Nd4. A slow squeeze and the d4 break at the right moment.

positionalsolid
34 lines · 132 movesTrain →
King's Pawn Opening for Whitefree
[C49] · 1. e4

A free beginner course: 1.e4, development and castling. The main scheme is the Four Knights, plus how to punish 2…f6 and ready-made answers to the Sicilian, the French, the Caro-Kann and the Scandinavian.

solidpositional
13 lines · 42 movesTrain →
Ruy Lopez — a repertoire for White
[C70] · 1. e4

3.Bb5 without the theory marathon of the Closed Ruy Lopez: one setup, d3/c3/Nbd2-f1-g3, and a plan you can follow.

positionalsolid
97 lines · 369 movesTrain →
Scotch Game — a systematic repertoire for White
[C45] · 1. e4

The main line is the classical Scotch 4.Nxd4. Gambit branches: the Scotch Gambit 4.Bc4 (including the Max Lange Attack) and the Göring Gambit 4.c3.

sharpgambit
47 lines · 118 movesTrain →
Vienna Game — a repertoire for White
[C25] · 1. e4

Vienna Game: the knight on c3 holds the centre, the bishop hits f7, the king's knight goes to e2 and on to g3. One setup against both main replies, and a move of your own against every second move Black has.

sharpasymmetric
63 lines · 272 movesTrain →
1.d4
Englund Gambit — how to punish it as White
[A40] · 1. d4

1.d4 e5 shows up in one game out of ten after 1.d4. You take the pawn, give it back only when you decide to, and sidestep every trap with …Qe7 and …Qb4+.

sharpsolid
50 lines · 179 movesTrain →
London System — a universal repertoire for White
[D02] · 1. d4

The London against everything: 1.d4, Nf3, Bf4 and one pleasant structure against almost any reply. Clear recipes against ...c5/Qb6, ...Bd6, ...Bf5, the King's Indian ...g6, the Dutch and the Englund Gambit.

solidpositional
41 lines · 198 movesTrain →
Queen's Gambit — a repertoire for White
[D20] · 1. d4

The Queen's Gambit on a single plan: we win the c4 pawn back with tempo, take the e4-d4 center and press down the c-file. Your own answer to every Black second move — from 2…dxc4 to 2…e5.

positionalsolid
80 lines · 305 movesTrain →
1.c4
English Opening — a universal repertoire for White
[A22] · 1. c4

One setup for the whole opening: g3, Bg2, Nf3, kingside castling — and a plan of your own against every first move Black plays.

positionalsolid
104 lines · 296 movesTrain →
other moves
Bird's Opening — a universal repertoire for White
[A03] · 1. f4

One setup against everything: 1.f4 with the plan Nf3, e3, b3, Bb2, Be2 and 0-0. Separately — From's Gambit 1…e5.

solidasymmetric
122 lines · 338 movesTrain →
♚As Black
0 in repertoire
Pick what you’ll play — from the options on the right.
vs 1.e4
Alekhine's Defence — a repertoire for Black
[B02] · vs e4

1…Nf6 goads White's pawns forward and then hits them. The club's main reply is not 2.e5 but 2.Nc3, and the course has its own recipe against it.

sharpasymmetric
76 lines · 261 movesTrain →
Caro-Kann — a solid repertoire for Black
[B12] · vs e4

The classical Caro-Kann: 3…Bf5 against the main lines and clear recipes against everything you actually meet at club level — from the Exchange and the Panov to 2.Bc4 and the Fantasy 3.f3.

solidpositional
40 lines · 167 movesTrain →
French Defence — a solid repertoire for Black
[C02] · vs e4

The French: 1.e4 e6 2.d4 d5 — one system of plans against every pawn chain: …c5, …Nc6, …Qb6 pressing d4 (Advance, Steinitz, Tarrasch), and an active setup against the Exchange. Solid, clear, no cramming.

solidpositional
48 lines · 267 movesTrain →
King's Pawn Opening for Blackfree
[C42] · vs e4
starter version of the full course

A free beginner course: how to meet 1.e4. The Petrov against 2.Nf3 and ready-made answers to every early raid — Scholar's Mate, the King's Gambit, the Vienna and the Centre Game.

solid
13 lines · 36 movesTrain →
Petrov Defence — a solid repertoire for Black
[C42] · vs e4

The symmetrical 2…Nf6 against 1.e4 e5 2.Nf3. Main line 3.Nxe5 d6 4.Nf3 Nxe4 with the classical setup; 3.d4 and the transposition into the Four Knights (3.Nc3) are covered too.

solidpositional
92 lines · 286 movesTrain →
Pirc Defence — a universal repertoire for Black
[B08] · vs e4

The Pirc: 1.e4 d6 2.d4 Nf6 3.Nc3 g6 — one setup against everything: …Bg7, castling and a counterblow in the centre. Plans against the Classical, the Austrian Attack, the 150 Attack and early e5 pushes. Flexible, combative, no cramming.

solidasymmetric
53 lines · 260 movesTrain →
Scandinavian Defence — a solid repertoire for Black
[B01] · vs e4

The modern Scandinavian: 1.e4 d5 2.exd5 Qxd5 3.Nc3 Qd6 — one sturdy setup against everything (…Nf6, …a6, …Bf5/…Bg4, …c6, …e6, …Nbd7, …Be7/…g6, castling). The queen is safe on d6, and the structure is Caro-like without the theory.

solidpositional
32 lines · 190 movesTrain →
Sicilian Defence — a complete repertoire for Black
[B90] · vs e4

The asymmetrical answer to 1.e4, playing for a win with Black. The core is the Najdorf (2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6), and every Anti-Sicilian gets a short answering scheme you don't have to learn in depth.

sharpasymmetric
33 lines · 152 movesTrain →
vs 1.d4
Dutch Defense — the Leningrad System for Black
[A85] · vs d4

The Leningrad Dutch: …f5, …Nf6, …g6, …Bg7, castling and …d6 — one setup against every White formation. Plus a separate look at the Staunton Gambit 2.e4.

sharpasymmetric
76 lines · 276 movesTrain →
King's Indian Defence — a universal repertoire for Black
[E92] · vs d4

One setup against everything they play after 1.d4: …g6, …Bg7, …d6, castling short and the …e5 break. Separately — what to do against the London System and against 2.Nc3.

sharpasymmetric
85 lines · 308 movesTrain →
Nimzo-Indian Defence — a repertoire for Black
[E20] · vs d4

1…Nf6 and 2…e6 against everything: wherever the knight shows up on c3, the pin …Bb4 follows. The Nimzo itself, the Bogo-Indian and the answers to the London and the Torre — all in one system.

positionalsolid
99 lines · 286 movesTrain →
Slav Defence — a solid repertoire for Black
[D18] · vs d4

The Slav for Black: 1.d4 d5 2.c4 c6, with the main trump the light-squared bishop coming to f5 OUTSIDE the pawn chain. Clear recipes against the Exchange, the quiet systems, 3.Nc3, the Geller Gambit and the aggressive Ne5/Bg5.

solidpositional
33 lines · 135 movesTrain →
+Build your own openingmove by move or from a PGN — it takes its own branch on the map→