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▶ Elo List
➤ Full Elo List(Blitz+Bullet)
➤ Blitz Elo Rating)
➤ Elo List(5% of Blitz TC)
➤ Elo List(1% of 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 ➤ World Cup Chess Engine ➤ Plenty Chess 8.0.0
▶ RECENT Tournaments
➤ 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 x64(Blitz)
▶ Round-Robin
Testing Reckless 0.9.0(AVX2) Dev2
▶ Blitz-Bullet
▶ Testing
▶ Gauntlet
➤ Stockfish 17.1 x64(AVX2) ➤ Stockfish 15.1 x64(BMI2) ➤ Testing Houdini 6(Handicap)
➤ Shredder 12 x64 ➤ 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
▶ Stockfish
➤ Stockfish 18 x64(AVX2-5Pct)
➤ Stockfish 17.1 x64(AVX2-5Pct) ➤ Stockfish 17-w10 x64(AVX2-5Pct) ➤ Stockfish 17-w11 x64(AVX2-5Pct) ➤ Stockfish 16.1 x64(AVX2-5Pct)
▶ Reckless
➤ Reckless 0.9.0 x64(AVX2-5Pct) ➤ Reckless 0.8.0 x64(AVX2-5Pct) ➤ Reckless 0.7.0 x64(AVX2-5Pct) ➤ Reckless 0.5.0 x64(AVX2-5Pct) ➤ Reckless 0.3.0 x64(5Pct)
▶ Alexandria
➤ Alexandria 9.0.0 x64(BMI2-5Pct) ➤ Alexandria 8.1.12(BMI2-5Pct) ➤ Alexandria 8.0.0 x64(BMI2-5Pct) ➤ Alexandria 7.0.0 x64(BMI2-5Pct)
▶ Obsidian
➤ Obsidian 15.0 x64(BMI2-5Pct) ➤ Obsidian 16.0 x64(BMI2-5Pct)
▶ Viridithas
➤ Viridithas 15.0.0 x64(AVX2-5Pct) ➤ Viridithas 17.0.0 x64(AVX2-5Pct)
▶ Cinder
➤ Cinder 0.2.0 x64(AVX-5Pct) ➤ Cinder 0.4.1 x64(AVX-5Pct)
▶ Raphael
➤ Raphael 4.0 ➤ Raphael 3.2 ➤ Raphael 3.1
Arasan 25.1 x64(BMI2-5Pct) ➤ Caissa 1.22 x64(BMI2-5Pct) ➤ Calvin 6.1.0 x64(5Pct) ➤ Grail 2.0 ➤ Halogen 16.0 x64(BMI2-5Pct) ➤ Pawnocchio 1.7 x64(AVX2-5Pct) ➤ PlentyChess 7.0.0 x64(BMI2-5Pct) ➤ Renegade 1.2.0 x64(BMI2-5Pct) ➤ Quanticade 2.0o x64(BMI2-5Pct) ➤ Sapling 1.2.7 x64(5Pct) ➤ Schneckbert 3.0 x64(AVX2-5Pct) ➤ Stormphrax 7.0.0 x64(BMI2-5Pct) ➤ Tarnished 5.0 x64(AVX2-5Pct) ➤ Turbulence 0.0.6 x64(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
➤ First Season ➤ Second Season ➤ Third Season ➤ Fourth Season
▶ World Cup
▶ Winter 2026
➤ Finals-2026-CETC
➤ 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
▶ Stockfish
➤ Stockfish 18 x64(AVX2-1Pct)
▶ Reckless
Reckless 0.9.0d2 x64(AVX2-1Pct) Reckless 0.9.0d x64(AVX2-1Pct)
▶ Cinder
Cinder 0.3.1 x64(AVX2-1Pct) Cinder 0.4.1 x64(AVX2-1Pct)
▶ Tcheran
Tcheran 12.0 x64(AVX2-5Pct) Tcheran 10.0 x64(AVX2-1Pct) Tcheran 8.0 x64(AVX2-1Pct) Tcheran 7.0 x64(AVX2-1Pct)
▶ Grail
Grail 1.0.4 x64(1Pct) Grail 1.0.3 x64(1Pct)
PlentyChess 7.0.0 x64(BMI2-1Pct) Pawnocchio 1.9 x64(AVX2-1Pct) Caissa 1.24 x64(BMI2-1Pct) Viridithas 19.0.1 x64(AVX2-1Pct) Houdini 5.01 x64(1Pct)
▶ Seasons
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