| 25 | A00 Amar (Paris) opening |
| 1. Nh3 |
| 26 | A00 Amar gambit |
| 1. Nh3 d5 2. g3 e5 3. f4 Bxh3 4. Bxh3 exf4 |
| 31 | A00 Anderssen's opening |
| 1. a3 |
| 2016 | A00 Andersson spike |
| 1. a3 g6 2. g4 |
| 43 | A00 Anti-Borg (Desprez) opening |
| 1. h4 |
| 29 | A00 Battambang opening |
| 1. Nc3 e5 2. a3 |
| 16 | A00 Benko's opening |
| 1. g3 |
| 18 | A00 Benko's opening: reversed Alekhine |
| 1. g3 e5 2. Nf3 |
| 23 | A00 Clemenz (Mead's, Basman's or de Klerk's) opening |
| 1. h3 |
| 33 | A00 Crab opening |
| 1. a4 e5 2. h4 |
| 27 | A00 Dunst (Sleipner, Heinrichsen) opening |
| 1. Nc3 |
| 28 | A00 Dunst (Sleipner,Heinrichsen) opening |
| 1. Nc3 e5 |
| 2023 | A00 Dunst d5 |
| 1. Nc3 d5 |
| 2022 | A00 Dunst Napoleon |
| 1. Nc3 e5 2. Nf3 Nc6 3. d4 |
| 44 | A00 Durkin's attack |
| 1. Na3 |
| 41 | A00 Gedult's opening |
| 1. f3 |
| 24 | A00 Global opening |
| 1. h3 e5 2. a3 |
| 2025 | A00 Grob Hurst |
| 1. g4 d5 2. Bg2 e5 3. c4 |
| 2026 | A00 Grob Macho |
| 1. g4 e5 2. h3 |
| 2027 | A00 Grob Macho (Keene) |
| 1. g4 e5 2. h3 d5 3. Bg2 c6 |
| 21 | A00 Grob: Fritz gambit |
| 1. g4 d5 2. Bg2 Bxg4 3. c4 |
| 22 | A00 Grob: Romford counter-gambit |
| 1. g4 d5 2. Bg2 Bxg4 3. c4 d4 |
| 20 | A00 Grob: spike attack |
| 1. g4 d5 2. Bg2 c6 3. g5 |
| 19 | A00 Grob's attack |
| 1. g4 |
| 42 | A00 Hammerschlag (Fried fox/Pork chop opening) |
| 1. f3 e5 2. Kf2 |
| 17 | A00 Lasker simul special |
| 1. g3 h5 |
| 35 | A00 Mieses opening |
| 1. d3 |
| 36 | A00 Mieses opening |
| 1. d3 e5 |
| 2024 | A00 Mieses Venezolana |
| 1. d3 d5 |
| 30 | A00 Novosibirsk opening |
| 1. Nc3 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qh4 |
| 13 | A00 Polish (Sokolsky) opening |
| 1. b4 |
| 2019 | A00 Polish Aasum |
| 1. b4 Nc6 |
| 2018 | A00 Polish Birmingham |
| 1. b4 c5 |
| 2020 | A00 Polish Bugayev |
| 1. b4 e5 2. a3 |
| 2021 | A00 Polish Tartakower |
| 1. b4 e5 2. Bb2 f6 3. e4 Bxb4 |
| 15 | A00 Polish: Outflank variation |
| 1. b4 c6 |
| 14 | A00 Polish: Tuebingen variation |
| 1. b4 Nh6 |
| 34 | A00 Saragossa opening |
| 1. c3 |
| 37 | A00 Valencia opening |
| 1. d3 e5 2. Nd2 |
| 39 | A00 Van't Kruijs opening |
| 1. e3 |
| 38 | A00 Venezolana opening |
| 1. d3 c5 2. Nc3 Nc6 3. g3 |
| 32 | A00 Ware (Meadow Hay) opening |
| 1. a4 |
| 2017 | A00 Ware Wing gambit |
| 1. a4 b5 2. axb5 Bb7 |