Semi Closed (d4 other)

Indian (d4 Nf6)

Semi Open (e4 other)

Open Games (e4 e5)

Flank (c4/Nf3/etc)

Sicilian (e4 c5)

Closed Games (d4 d5)

Intro

5...Bd7

5...c6

5...Bb4

5...Nbd7

Intro to 5...c5

5..c5, 6..Nc6, 7..Bd7

5...a6, 6...b5

5...b5

5...a6, 6...Nc6

5...Nc6

Various 5th Moves

Intro to 5...Be7

5...Be7 - Main Line

Closed System

6...dcx4

4..Be7 and 4..c5

4...Bxd2

4...a5

4...Qe7 5.Nf3 sidelines

4...Qe7 5.Nf3 Nc6

Catalan Benoni

Snake Benoni

9...Re8

1.d4 Nf6 2.c4 e6 3.g3: White seeks to combine the kingside fianchetto with pawns on d4/c4. Instead of a direct kingside attack, White will aim for long-term positional pressure in the center and on Black's queenside.

Catalan Opening

openings101.org

Catalan Opening

Catalan - Intro

Catalan 4...dxc4 - 5...Bd7

Catalan 4...dxc4 - 5...c6

Catalan 4...dxc4 - 5...Bb4

Catalan 4...dxc4 - 5...Nbd7

Catalan 4...dxc4 - Intro to 5...c5

Catalan 4...dxc4 - 5..c5, 6..Nc6, 7..Bd7

Catalan 4...dxc4 - 5...a6, 6...b5

Catalan 4...dxc4 - 5...b5

Catalan 4...dxc4 - 5...a6, 6...Nc6

Catalan 4...dxc4 - 5...Nc6

Catalan 4...Bb4+ - Various 5th Moves

Catalan 4...Bb4+ - Intro to 5...Be7

Catalan 4...Bb4+ - 5...Be7 - Main Line

Catalan 4...Be7 - Closed System

Catalan 4...Be7 - 6...dcx4

Bogo-Indian - 4..Be7 and 4..c5

Bogo-Indian - 4...Bxd2

Bogo-Indian - 4...a5

Bogo-Indian - 4...Qe7 5.Nf3 sidelines

Bogo-Indian - 4...Qe7 5.Nf3 Nc6

Odd Benonis - Catalan Benoni

Odd Benonis - Snake Benoni

Modern Benoni - Intro

Modern Benoni - 9...Re8