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      ▶ Elo List
      ➤ Full Elo List(Blitz+Bullet) ➤ Blitz Elo Rating ➤ Elo List(5% of Blitz TC) ➤ Elo List(1% of Blitz TC) ➤ Best Versions(5% of Blitz TC) ➤ Best Versions(1% of Blitz TC)
      ▶ Chess Engines
      Download Chess Engines
      ▶ PGNViewer
      ➤ PGN-Viewer
      ▶ RUNNING Tournaments
      ➤ Chess Engine Nations Cup
      ▶ RECENT Tournaments
      ➤ Stormphrax 8.0 ➤ Integral 8.0 ➤ Viridithas 20.0 ➤ World Cup Chess Engine ➤ Plenty Chess 8.0.0 ➤ Houdini vs. The NNUE Era ➤ Tcheran 12.0(AVX2-5Pct) ➤ Minke 6.0(5Pct) ➤ PZChessBot 7.0(5Pct) ➤ Grail 2.0 ➤ Plenty Chess 7.0.37 ➤ Stockfish vs Reckless ➤ The Rapid-Blitz Symmetry ➤ Raphael 4.0 🏆 Finals Board [1] 🏆 Finals Board [2] 🏆 Finals Board [3] 🏆 Finals Board [4] ➤ Qualifier Board [1] ➤ Qualifier Board [2] ➤ Qualifier Board [3] ➤ Qualifier Board [4]
      ▶ Tournaments
      ▶Chess Engine Battle
      ➤ Houdini(Rapid) vs Stockfish(Bullet) ➤ Rybka(Blitz) vs Stockfish(Ultra-Bullet)
      ▶ Blitz(3m + 2s)
      ▶ Testing
      ▶ Gauntlet
      ➤ Critter 1.6a (Blitz)
      ▶ Round-Robin
      ➤ Testing Reckless 0.9.0(AVX2) Dev2
      ▶ World Cup
      ▶ 2026
      ➤ 2026-WCCE
      ▶ Blitz-Bullet
      ▶ Testing
      ▶ Gauntlet
      ➤ Testing Houdini 6(Handicap) ➤ Shredder 12 ➤ Critter 1.6a ➤ The Trial of Rybka in the Low Court
      ▶ Round-Robin
      ➤ Testing Multi Timecontrol(2026.01) ➤ Blitz & Bullet Challenge
      ▶ Ultra-Bullet(9s+0.1s)
      ▶ Testing
      ▶ Gauntlet
      ➤ Gauntlet Overview (all results index)
      ▶ Reckless
      ➤ Reckless 0.9.0 (AVX2-5Pct) ➤ Reckless 0.8.0 (AVX2-5Pct) ➤ Reckless 0.7.0 (AVX2-5Pct) ➤ Reckless 0.5.0 (AVX2-5Pct) ➤ Reckless 0.3.0 (5Pct)
      ▶ Alexandria
      ➤ Alexandria 9.0.0 ➤ Alexandria 8.1.12(BMI2-5Pct) ➤ Alexandria 8.0.0 ➤ Alexandria 7.0.0
      ▶ Obsidian
      ➤ Obsidian 15.0 ➤ Obsidian 16.0
      ▶ Viridithas
      ➤ Viridithas 20.0 ➤ Viridithas 15.0 ➤ Viridithas 17.0
      ▶ Stormphrax
      ➤ Stormphrax 8.0 ➤ Stormphrax 7.0
      ▶ Cinder
      ➤ Cinder 0.2.0 ➤ Cinder 0.4.1
      ▶ Raphael
      ➤ Raphael 4.0 ➤ Raphael 3.2 ➤ Raphael 3.1
      ➤ Integral 8.0 x64(BMI2-5Pct) ➤ Arasan 25.1 ➤ Caissa 1.22 ➤ Calvin 6.1.0 (5Pct) ➤ Grail 2.0 ➤ Halogen 16.0 ➤ Komodo Dragon 3.3(AVX2-5Pct) ➤ Pawnocchio 1.7 (AVX2-5Pct) ➤ PlentyChess 7.0.0 ➤ Renegade 1.2.0 ➤ Quanticade 2.0o ➤ Sapling 1.2.7 (5Pct) ➤ Schneckbert 3.0 (AVX2-5Pct) ➤ Tarnished 5.0 (AVX2-5Pct) ➤ Turbulence 0.0.6 (AVX2-5Pct)
      ▶ Round-Robin
      ➤ The Undertested(2024.09) ➤ New Engines 2025.03 ➤ Precision Series ➤ New Versions-2023.06(5Pct) ➤ Elite Engine Analytics • Winter 2024 ➤ Testing Top 36 Engines ➤ Testing Reckless 0.9.0(AVX2) Dev2
      ▶ Seasons
      ➤ All Seasons & Hall of Fame
      ▶ World Cup
      ▶ Winter 2026
      ➤ 2026 WCETC ➤ Participants-2026-CETC
      ▶ USA-Qualify
      ➤ USA Final ➤ USA Stage-2 ➤ USA Stage-1
      ▶ Qualify
      ➤ Germany ➤ United Kingdom ➤ Italy ➤ Russia ➤ Brazil ➤ Canada ➤ Sweden ➤ Turkey ➤ Northern Europe
      ▶ Final
      🏆 Finals Board [1] 🏆 Finals Board [2] 🏆 Finals Board [3] 🏆 Finals Board [4] 🏆 Qualifier Board [1] 🏆 Qualifier Board [2] 🏆 Qualifier Board [3] 🏆 Qualifier Board [4]
      ▶ Ultra-Bullet(2s+0.1s)
      ▶ Testing
      ▶ Gauntlet
      ▶ Reckless
      Reckless 0.9.0d2 (AVX2-1Pct) Reckless 0.9.0d (AVX2-1Pct)
      ▶ Cinder
      Cinder 0.3.1 (AVX2-1Pct) Cinder 0.4.1 (AVX2-1Pct)
      ▶ Tcheran
      Tcheran 12.0 (AVX2-5Pct) Tcheran 10.0 (AVX2-1Pct) Tcheran 8.0 (AVX2-1Pct) Tcheran 7.0 (AVX2-1Pct)
      ▶ Grail
      Grail 1.0.4 (1Pct) Grail 1.0.3 (1Pct)
      PlentyChess 7.0.0 (BMI2-1Pct) Pawnocchio 1.9 (AVX2-1Pct) Caissa 1.24 (BMI2-1Pct) Viridithas 19.0.1 (AVX2-1Pct) Houdini 5.01 (1Pct)
      ▶ Seasons
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