CCRL Blitz
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 2'515'858 games
played by 2'996 programs

White wins: 966'865 (38.4%)
Black wins: 774'272 (30.8%)
Draws: 774'721 (30.8%)
White score: 53.8%

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BugChess2 1.6.4 64-bit (2670+14
−14		)Quote
Authors: Francois Karr (France), Jean-Philippe Karr (France) Link: WBEC
This is one of the 7 BugChess versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 2.3.2a 64-bit2978+8
−8		(+308)5.5 − 26.5
(+2−23=7)
17.2%
5.5 / 32
0.0%
+53
0 0 1 0 = = 0 = 0 0 0 0 0 = 0 0 = 0 0 0 0 0 = 0 1 0 0 0 0 = 0 0
–   Critter 0.70 64-bit2974+18
−18		(+304)5 − 27
(+3−25=4)
15.6%
5.0 / 32
0.0%
+8
0 0 0 0 0 0 = 0 1 = 0 0 0 0 1 0 0 0 0 0 1 = 0 = 0 0 0 0 0 0 0 0
–   Komodo 1.2 64-bit2966+12
−12		(+296)3.5 − 28.5
(+1−26=5)
10.9%
3.5 / 32
0.0%
−36
= 0 0 0 0 0 0 1 0 0 0 0 = 0 0 = 0 0 = 0 0 0 0 0 = 0 0 0 0 0 0 0
–   Thinker 5.4c Inert 64-bit2883+9
−9		(+213)7.5 − 22.5
(+2−17=11)
25.0%
7.5 / 30
0.0%
+49
0 0 = 0 0 0 = = 0 = 0 = 0 0 = 0 = = = 0 0 0 = 1 0 1 = 0 0 0
–   Spark 0.4 64-bit2882+11
−11		(+212)5 − 27
(+1−23=8)
15.6%
5.0 / 32
0.0%
−47
0 0 0 0 0 0 = = 0 0 0 = 0 0 0 = 0 1 0 = 0 0 0 0 = 0 = 0 0 = 0 0
–   Hannibal 1.0a 64-bit2862+14
−14		(+192)3 − 27
(+1−25=4)
10.0%
3.0 / 30
0.0%
−161
0 0 0 0 = 0 0 0 0 0 = 0 0 0 = 0 0 1 0 0 0 0 0 0 0 0 0 0 0 =
–   Protector 1.3.5 64-bit2856+15
−15		(+186)10.5 − 18.5
(+7−15=7)		36.2%
10.5 / 29
0.0%
+88
0 1 0 = 0 1 = = = = 0 0 0 0 0 1 1 0 0 0 0 = 0 1 1 0 = 1 0
–   Toga II 1.4.1SE2824+10
−10		(+154)11.5 − 18.5
(+7−14=9)
38.3%
11.5 / 30
0.0%
+73
= 0 0 = = 1 0 1 1 0 = = 0 = 0 = 0 1 0 1 0 1 0 0 0 1 0 = 0 =
–   Critter 0.52 64-bit2794+21
−21		(+124)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.0%
+39
0 1 1 = 0 1 = = = = 0 = = 0 0 0 = 1 1 0 1 = 0 0 0 0 0 1 0 0 = 0
–   Ktulu 92781+8
−7		(+111)12.5 − 19.5
(+9−16=7)
39.1%
12.5 / 32
0.0%
+28
1 = 0 = 0 0 0 0 0 0 0 = 1 0 0 1 = 1 0 0 1 = 1 1 = 0 0 0 1 = 0 1
–   Bright 0.4a2779+10
−10		(+109)12 − 18
(+7−13=10)
40.0%
12.0 / 30
0.0%
+38
1 0 0 0 = = 0 1 0 1 0 = 0 = = = 1 = 1 = 0 = 0 1 0 1 0 = 0 0
–   Loop 13.6 (Loop 2007) 32-bit2775+10
−10		(+105)13 − 16
(+7−10=12)		44.8%
13.0 / 29
0.0%
+73
0 0 = 1 = 1 0 = = 0 1 0 = = = 1 0 = = 0 = 1 1 0 0 0 = = 1
–   Bright 0.5c2772+7
−8		(+102)11 − 19
(+7−15=8)
36.7%
11.0 / 30
0.0%
+8
= = 1 0 0 = 1 0 = 1 0 1 = = 0 1 1 0 0 0 0 0 0 1 = 0 0 0 0 =
–   MinkoChess 0.9 64-bit2771+13
−13		(+101)8.5 − 21.5
(+5−18=7)
28.3%
8.5 / 30
0.0%
−55
0 0 0 = 0 1 0 0 = 1 0 = 0 0 0 1 = 1 0 0 0 = 0 0 0 0 = 0 = 1
–   Twisted Logic 20090922 64-bit2771+7
−7		(+101)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.0%
−33
0 0 = 1 0 = = 0 1 0 0 0 0 1 0 = 0 0 = 0 0 0 = = 1 = 1 0 0 0 0 1
–   Twisted Logic 20100131x 64-bit2769+10
−10		(+99)17 − 15
(+13−11=8)
53.1%
17.0 / 32
0.0%
+122
0 1 = 1 = = = 1 1 0 0 0 0 1 0 1 1 0 1 1 0 = 0 1 1 = 0 1 = 1 = 0
–   Bison 9.11 64-bit2761+9
−9		(+91)10 − 19
(+7−16=6)		34.5%
10.0 / 29
0.0%
−21
0 = 0 1 0 0 0 0 0 1 = 1 0 = 0 0 = 0 1 0 1 1 0 = 0 = 0 0 1
–   Crafty 23.3 64-bit2758+15
−15		(+88)13.5 − 16.5
(+9−12=9)
45.0%
13.5 / 30
0.0%
+54
1 1 0 1 1 0 0 1 = 0 0 0 = 1 = 0 = 1 = = 0 = 1 = 0 = 0 0 0 1
–   Scorpio 2.6 64-bit2756+14
−14		(+86)9 − 21
(+7−19=4)
30.0%
9.0 / 30
0.0%
−73
0 = 1 1 0 0 1 = 0 0 0 0 0 0 0 0 0 = 0 1 0 1 0 0 = 0 0 1 0 1
–   SmarThink 1.20 64-bit2748+10
−10		(+78)12.5 − 19.5
(+7−14=11)
39.1%
12.5 / 32
0.0%
+3
= 0 = = 1 0 1 = 0 1 = 0 = 1 = 0 0 0 = 1 0 0 0 = 0 1 = 1 0 = 0 0
–   Chronos 1.9.9 64-bit2740+7
−7		(+70)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
−28
= = 0 0 = 1 1 1 0 = 0 1 0 0 1 1 0 = 0 1 = 0 = 0 0 0 0 = 0 0 0 =
–   Spike 1.2 Turin2731+6
−6		(+61)15.5 − 16.5
(+9−10=13)
48.4%
15.5 / 32
0.0%
+50
0 1 = 0 = = 1 0 0 = 1 0 1 = = = 0 0 = 1 = = 0 = 1 = 1 0 = 1 0 1
–   Crafty 23.2 64-bit2721+15
−15		(+51)16 − 14
(+12−10=8)
53.3%
16.0 / 30
0.0%
+74
0 0 0 = 0 1 = 1 0 = 0 1 = 1 1 0 1 = 0 1 = = = 1 1 0 0 1 1 1
–   Chess Tiger 2007.12713+7
−7		(+43)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.0%
−41
0 0 0 1 = 0 0 = = = 1 0 0 = 0 = 0 0 = 1 = 0 0 0 = 1 0 1 0 1 1 =
–   Naum 2.0 32-bit2700+8
−8		(+30)7.5 − 21.5
(+2−16=11)		25.9%
7.5 / 29
0.0%
−130
0 = 0 = 0 = = 0 1 0 = 0 1 = 0 = 0 0 0 0 = 0 = = 0 0 = 0 0
–   Frenzee Feb08 64-bit2695+10
−10		(+25)17 − 15
(+12−10=10)
53.1%
17.0 / 32
0.2%
+47
= = 1 0 1 1 0 0 0 1 = 1 = 1 1 = 1 0 1 = 0 = 1 0 0 1 0 = = = 1 0
–   Scorpio 2.5 64-bit2683+14
−14		(+13)13 − 17
(+10−14=6)
43.3%
13.0 / 30
9.4%
−36
0 0 = = 1 0 1 0 0 1 1 1 0 0 0 = = = 0 0 0 1 = 1 0 1 1 0 0 1
–   Daydreamer 1.75 64-bit2673+9
−9		(+3)12 − 18
(+6−12=12)
40.0%
12.0 / 30
36.2%
−61
= 0 0 1 = = 0 = 0 1 0 = = 0 1 = = 0 = 1 0 = 1 0 0 = 0 0 1 =
–   Booot 4.15.12668+14
−14		(−2)18 − 12
(+13−7=10)
60.0%
18.0 / 30
56.6%
+67
= 1 = 1 = 0 = = = 1 1 = 0 1 1 1 1 0 = 1 1 = 0 0 = 1 1 0 0 1
–   Booot 4.15.02665+12
−12		(−5)18 − 14
(+12−8=12)
56.3%
18.0 / 32
68.3%
+38
0 0 1 = = 1 0 = 1 0 = = 1 1 1 = 0 = 1 1 0 = 0 = = 1 1 1 1 = = 0
–   Alaric 7072663+6
−6		(−7)13 − 19
(+9−15=8)
40.6%
13.0 / 32
82.0%
−73
0 1 = 0 = 0 1 0 1 1 0 = 1 0 0 1 0 = 1 = 0 0 = 1 0 0 0 0 = 0 1 =
–   Colossus 2008b2642+7
−7		(−28)18.5 − 13.5
(+11−6=15)
57.8%
18.5 / 32
100.0%
+17
= = 1 = 0 = 1 1 = = 1 1 1 = 0 = 0 = = 0 = 1 = = 1 0 0 = = 1 1 1
–   Cyrano 0.6b17 64-bit2641+8
−8		(−29)14.5 − 15.5
(+9−10=11)
48.3%
14.5 / 30
100.0%
−43
1 = 0 = 1 = 1 0 = 1 = 0 1 0 1 = 0 0 0 0 = = 1 1 1 = 0 = 0 =
–   Chronos 1.9.72639+14
−14		(−31)16.5 − 14.5
(+12−10=9)
53.2%
16.5 / 31
99.9%
−10
0 0 1 0 0 1 = = 0 0 0 1 0 = = 1 1 = 1 = 0 = 1 0 1 1 = 1 1 1 =
–   E.T. Chess 13.01.082634+7
−7		(−36)17 − 15
(+11−9=12)
53.1%
17.0 / 32
100.0%
−17
= 1 0 1 0 = = 0 = = 0 = 1 0 = 0 1 1 1 = = 0 1 1 1 0 1 0 = 1 = =
–   Gandalf 62627+10
−9		(−43)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
100.0%
−9
= 1 1 0 1 = 0 1 0 1 0 0 = = 0 0 1 0 1 1 0 0 1 = 0 1 1 = 1 1 = 1
–   Alfil 8.1.1 Optimized2626+9
−9		(−44)21 − 11
(+18−8=6)
65.6%
21.0 / 32
100.0%
+69
1 = 1 1 0 1 0 1 1 0 1 = 1 = 0 = 1 0 0 = 0 = 0 1 1 1 1 1 1 1 1 1
–   WildCat 82624+7
−7		(−46)18 − 14
(+13−9=10)
56.3%
18.0 / 32
100.0%
−7
1 = 1 1 = 0 0 1 1 = 0 = 1 = 1 = 1 1 0 = 1 = 0 0 0 0 = 1 1 = 0 1
–   Movei 00.8.438 (10 10 10)2622+7
−7		(−48)17.5 − 13.5
(+12−8=11)
56.5%
17.5 / 31
100.0%
−4
= 1 0 1 1 0 1 = 0 1 0 = 1 1 = = 1 0 = = = 0 0 1 = 1 0 1 = 1 =
–   Sloppy 0.2.2 64-bit2617+7
−8		(−53)17.5 − 14.5
(+10−7=15)
54.7%
17.5 / 32
100.0%
−23
0 0 = 1 = = 0 = 1 1 1 1 1 = = 0 1 = 0 = 1 = = = = = = 0 0 1 = 1
–   Slow Chess Blitz WV2.12615+6
−6		(−55)16.5 − 15.5
(+12−11=9)
51.6%
16.5 / 32
100.0%
−42
= 1 1 0 1 0 0 1 = 1 0 1 0 = 1 1 = 1 0 1 = = 0 0 = 1 0 0 = 1 0 =
–   Ruffian 2.1.02611+8
−8		(−59)18.5 − 11.5
(+16−9=5)
61.7%
18.5 / 30
100.0%
+30
0 1 0 0 1 1 1 = 1 1 1 0 1 0 1 1 0 = = 1 1 = 1 1 = 0 0 1 0 1
–   ProDeo 1.22609+11
−11		(−61)18.5 − 11.5
(+15−8=7)
61.7%
18.5 / 30
100.0%
+23
= 1 = 1 0 1 1 1 1 = 1 = 0 = = 1 0 1 1 1 0 0 1 1 1 0 = 0 0 1
–   GarboChess 2.20 64-bit2608+10
−11		(−62)16 − 14
(+12−10=8)
53.3%
16.0 / 30
100.0%
−36
0 1 1 1 1 1 = 0 1 0 1 0 1 0 = 1 0 1 = 0 1 0 = 1 0 = 0 = = =
–   GarboChess 2.10 64-bit2598+9
−10		(−72)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
+61
= 0 1 1 1 1 = 1 1 1 1 = 1 0 0 0 = 1 1 1 0 1 = = 1 1 1 0 = 1 1 =
–   Hamsters 0.7.12579+8
−7		(−91)18 − 12
(+14−8=8)
60.0%
18.0 / 30
100.0%
−20
= 1 0 1 1 1 1 0 1 = 1 = = 1 1 = 0 = = 1 = 0 0 1 1 0 0 1 1 0
–   Critter 0.40 32-bit2568+20
−20		(−102)21.5 − 10.5
(+15−4=13)
67.2%
21.5 / 32
100.0%
+7
0 1 1 1 = 1 = 1 0 = = = = = 1 1 1 = 1 = = 1 1 1 1 0 = 1 1 = = 0
–   Brutus 8.05 64-bit2560+9
−9		(−110)18.5 − 9.5
(+16−7=5)		66.1%
18.5 / 28
100.0%
+14
0 1 1 1 1 1 1 = 1 1 = 1 1 0 = 1 1 1 0 0 0 1 = 0 1 0 = 1
–   Petir 4.9999992556+9
−9		(−114)24.5 − 7.5
(+22−5=5)
76.6%
24.5 / 32
100.0%
+99
1 1 1 1 1 1 1 0 = = 1 0 = 1 1 0 0 = 1 1 1 1 1 1 1 1 = 1 1 1 1 0
–   The Baron 2.23 64-bit2555+8
−8		(−115)22 − 10
(+17−5=10)
68.8%
22.0 / 32
100.0%
+15
= 1 0 = 1 0 0 = 1 1 1 = 1 1 1 = 1 = 1 1 1 1 0 = 1 0 = 1 = = 1 1
–   Arasan 11.7 64-bit2546+14
−14		(−124)17.5 − 11.5
(+10−4=15)		60.3%
17.5 / 29
100.0%
−64
0 1 1 = = 1 = = = = 0 1 1 = = 1 1 = = 0 = 1 1 = 0 = = 1 =
–   Anaconda 2.0.12545+10
−10		(−125)21 − 11
(+16−6=10)
65.6%
21.0 / 32
100.0%
−19
1 1 0 1 = = 1 0 1 1 0 = = = = 1 1 = = 0 1 0 1 1 1 1 0 1 1 = 1 =
–   Amyan 1.622542+19
−19		(−128)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
+6
= 0 1 0 1 1 1 = 1 1 1 1 = 1 1 1 = 0 = 1 1 0 1 1 = = 1 = = = 1 =
–   Ufim 8.022541+7
−6		(−129)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
+5
1 1 1 = 1 = 1 0 0 0 1 1 1 1 = 1 0 1 1 1 = 1 0 1 1 0 = = 1 1 = =
–   AnMon 5.752538+7
−7		(−132)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
+17
= 1 1 1 = 0 = 1 1 1 1 1 0 0 = = 1 = 1 1 0 = = 1 1 = 1 1 1 1 = 1
–   Rotor 0.52535+13
−13		(−135)22.5 − 7.5
(+19−4=7)
75.0%
22.5 / 30
100.0%
+50
= 0 = 1 1 1 0 1 1 1 1 1 1 1 = 1 1 = 1 0 = = 1 1 1 1 1 1 0 =
–   Green Light Chess 3.01.2.22506+7
−8		(−164)21.5 − 8.5
(+17−4=9)
71.7%
21.5 / 30
100.0%
−11
1 1 1 1 0 1 1 1 = 1 = 1 1 1 = 0 1 1 = = 1 1 1 0 1 0 = = = =
–   Little Goliath Evolution 3.122503+7
−6		(−167)20 − 12
(+16−8=8)
62.5%
20.0 / 32
100.0%
−78
= 1 = 1 1 = 1 = 1 1 1 1 0 0 = 0 1 0 0 1 0 0 = 0 1 = 1 1 1 = 1 1
–   Yace 0.99.872502+7
−7		(−168)20 − 12
(+12−4=16)
62.5%
20.0 / 32
100.0%
−95
= = = = = 1 = 1 0 1 1 = = = 1 = = 0 = = = 1 1 1 1 = 1 1 1 0 = 0
–   Trace 1.37a2499+7
−7		(−171)20 − 12
(+16−8=8)
62.5%
20.0 / 32
100.0%
−79
= 1 0 0 0 1 1 1 = 1 = = 1 1 1 1 = 1 0 1 = 1 1 0 1 0 1 = 0 1 = 0
1861 games: 640 wins, 681 losses, 540 draws (29.0%), score: 48.9%

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Created in 2005-2013 by CCRL team
Last games added on May 1, 2021