KCEC
(Kirr's Chess Engine Comparison)
A tournament of original free chess engines
June 16, 2013
Testing summary:
Total: 135,679 games
played by 202 programs
1398 CPU days (X2 4600+)

White wins: 55,227 (40.7%)
Black wins: 47,434 (35.0%)
Draws: 33,018 (24.3%)
White score: 52.9%

Engine Details

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Show each game results
BibiChess 0.5 UCI#153  (2007+16
−16		)Quote
Authors: Lucas Braesch (France), Romain Burgot (France) Released: 2006-05-26Link: Superchessengine.com
Issues with this engine: Frequent losses on time.
This is the only BibiChess version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   InmiChess 3.06N2241+15
−15		(+234)8.5 − 23.5
(+5−20=7)
26.6%
8.5 / 32
0.0%
+61
  
= 0 0 0 = 0 = 0 = 0 1 1 = 0 0 0 0 0 0 1 0 = 0 0 0 0 0 1 0 1 = 0
–   Nesik 0.7.0 alpha2237+16
−16		(+230)4.5 − 27.5
(+3−26=3)
14.1%
4.5 / 32
0.0%
−89
  
0 0 0 0 0 0 0 1 0 0 = 0 0 1 0 0 0 0 0 0 = 0 0 0 1 0 0 0 = 0 0 0
–   Sunsetter C10.3 64-bit JA2232+16
−16		(+225)8 − 24
(+6−22=4)
25.0%
8.0 / 32
0.0%
+22
  
1 0 0 0 1 0 0 0 1 0 0 0 = 1 0 = 0 = 0 0 0 0 0 0 = 0 0 0 0 1 1 0
–   Alarm 0.93.12226+16
−16		(+219)4.5 − 27.5
(+1−24=7)
14.1%
4.5 / 32
0.0%
−61
  
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 =
–   Fortress 1.622216+15
−15		(+209)9 − 23
(+3−17=12)
28.1%
9.0 / 32
0.0%
+70
  
0 = 0 = 1 0 0 = 1 0 0 = 0 = 0 0 = 0 0 = 1 0 0 = 0 = 0 0 = = 0 =
–   WJChess 1.642215+16
−16		(+208)6.5 − 25.5
(+3−22=7)
20.3%
6.5 / 32
0.0%
−16
  
0 0 1 1 = = 0 0 0 = = 0 = 0 0 0 = 0 1 0 0 0 = 0 0 0 0 0 0 0 0 0
–   Gk 0.90 64-bit JA2194+16
−16		(+187)13 − 19
(+10−16=6)
40.6%
13.0 / 32
0.0%
+116
  
= = 1 0 1 0 0 0 0 0 1 0 0 1 0 1 1 = 0 1 0 = 0 0 1 0 0 = 1 0 = 1
–   Wing 2.0a2179+16
−16		(+172)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
+46
  
0 1 0 = 1 0 = 0 1 0 0 1 0 = = 0 = 0 0 0 0 1 0 0 = 0 = 1 0 0 0 1
–   Uragano 3D 0.872174+16
−16		(+167)7.5 − 24.5
(+4−21=7)
23.4%
7.5 / 32
0.0%
−32
  
0 = 0 1 0 1 0 0 0 0 0 0 0 0 = = 0 1 0 = 0 = 0 = = 0 1 0 0 0 0 0
–   Matheus 2.32144+15
−15		(+137)8 − 24
(+5−21=6)
25.0%
8.0 / 32
0.0%
−52
  
1 0 0 0 = = 1 0 0 0 = 0 = = 0 1 0 0 0 0 0 1 0 0 0 0 = 0 1 0 0 0
–   Bodo 0.2b2137+15
−15		(+130)10.5 − 21.5
(+5−16=11)
32.8%
10.5 / 32
0.0%
+15
  
= 1 0 = 1 0 0 0 0 0 = 1 0 0 = = = = 0 0 0 = 1 = = 0 0 0 = 1 0 0
–   Monarch 1.72131+16
−16		(+124)16 − 16
(+13−13=6)
50.0%
16.0 / 32
0.0%
+124
  
= 1 0 0 0 0 0 = = = 0 0 1 = 0 1 1 0 = 1 1 1 0 0 1 0 1 1 0 1 1 1
–   Bestia 0.902122+15
−15		(+115)11.5 − 20.5
(+6−15=11)
35.9%
11.5 / 32
0.0%
+20
  
= 0 = = = 0 1 = 0 0 = 0 1 = 0 1 = 0 0 0 0 0 = 1 0 1 = 0 1 0 = 0
–   Ax 0.82119+15
−15		(+112)13 − 19
(+11−17=4)
40.6%
13.0 / 32
0.0%
+39
  
1 0 0 0 0 0 1 1 0 = 0 1 1 0 0 0 0 = 1 0 1 1 1 1 0 0 0 = 0 0 1 =
–   BigLion 2.23x2117+17
−17		(+110)9.5 − 22.5
(+6−19=7)
29.7%
9.5 / 32
0.0%
−38
  
0 0 0 = 0 = = 1 0 0 0 1 0 1 = 0 0 1 1 0 = 1 0 0 0 0 = 0 0 0 0 =
–   RDChess 3.232117+16
−16		(+110)12.5 − 19.5
(+8−15=9)
39.1%
12.5 / 32
0.0%
+34
  
0 = = = 0 0 1 1 0 0 1 0 = 1 0 = 0 = 1 1 0 0 0 1 0 = = 0 0 1 = 0
–   DelphiMax 2.92102+16
−16		(+95)10 − 22
(+7−19=6)
31.3%
10.0 / 32
0.0%
−45
  
= 0 1 0 0 0 = = = 1 0 0 1 0 0 0 1 0 0 = 1 0 0 1 = 0 0 0 0 1 0 0
–   Armageddon 2.3082098+17
−17		(+91)11 − 21
(+8−18=6)
34.4%
11.0 / 32
0.0%
−26
  
= 0 = = 0 = 0 0 0 1 1 1 0 0 0 1 1 0 0 0 0 0 1 0 1 = 1 0 = 0 0 0
–   Requiem 0.532084+15
−15		(+77)11.5 − 20.5
(+6−15=11)
35.9%
11.5 / 32
0.0%
−15
  
= 1 0 0 = 0 1 0 = = 1 = 0 = 0 = 0 0 = 0 = 0 0 1 = = 0 1 0 0 0 1
–   Small Potato 0.6.12082+16
−16		(+75)7 − 25
(+4−22=6)
21.9%
7.0 / 32
0.0%
−142
  
0 0 0 0 = 0 = 0 = = = 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 1 0 = 0 0
–   Elephant 1.062075+16
−16		(+68)8.5 − 23.5
(+5−20=7)
26.6%
8.5 / 32
0.0%
−107
  
0 0 = = 0 0 0 1 = = 1 0 = 0 0 0 0 = 0 0 0 1 0 0 0 = 1 1 0 0 0 0
–   La Dame Blanche 2.0c2070+19
−19		(+63)14 − 18
(+11−15=6)
43.8%
14.0 / 32
0.0%
+16
  
1 0 = 1 1 = = 0 0 = 1 1 0 0 0 1 0 0 = 1 0 0 1 = 1 1 0 0 1 0 0 0
–   Cilian 4.142069+16
−16		(+62)14 − 18
(+9−13=10)
43.8%
14.0 / 32
0.0%
+17
  
1 = 0 1 = = = 0 0 = 0 0 0 0 0 = 0 = 0 1 0 0 1 = 1 1 1 1 1 = 0 =
–   Etude 0.1.22063+19
−19		(+56)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
0.0%
+24
  
= = 1 0 1 0 0 1 = = = 0 0 0 = 0 0 = 1 1 1 0 0 1 1 = 1 1 0 0 = 0
–   Gullydeckel 2.16pl12062+19
−19		(+55)12.5 − 19.5
(+11−18=3)
39.1%
12.5 / 32
0.0%
−31
  
= 0 0 0 1 0 = 1 0 0 0 0 1 1 0 1 0 0 1 1 = 0 0 0 1 1 0 0 1 1 0 0
–   JanWillem 1.132062+16
−16		(+55)18 − 14
(+15−11=6)
56.3%
18.0 / 32
0.0%
+99
  
1 0 1 1 0 0 1 0 = 1 1 0 = 0 1 1 1 0 1 = = 0 0 1 = = 1 1 1 0 0 1
–   Marvin 1.3.02054+16
−16		(+47)14 − 18
(+9−13=10)
43.8%
14.0 / 32
0.0%
+5
  
0 1 0 0 1 0 = 1 1 = 1 0 = 1 = 0 0 = = = 0 1 0 1 0 = = 0 0 1 = 0
–   Matant 5.042053+17
−17		(+46)12.5 − 19.5
(+10−17=5)
39.1%
12.5 / 32
0.0%
−36
  
1 1 = 1 = 0 0 0 0 1 1 1 0 0 = = 0 0 1 1 0 0 0 0 0 = 0 1 1 0 0 0
–   SSEChessII 2.05 DC2049+17
−17		(+42)16 − 16
(+12−12=8)
50.0%
16.0 / 32
0.0%
+42
  
0 0 0 1 0 = = = = 1 1 1 0 0 0 1 1 = 1 1 1 0 = 0 = 0 0 1 0 = 1 1
–   Faile 1.4.42042+15
−15		(+35)16.5 − 15.5
(+13−12=7)
51.6%
16.5 / 32
0.0%
+46
  
1 0 0 0 1 1 0 = 0 1 = 1 0 = 1 1 0 0 = 0 0 1 1 1 0 = = 0 1 1 1 =
–   Smash 1.0.32036+17
−17		(+29)15.5 − 16.5
(+11−12=9)
48.4%
15.5 / 32
0.3%
+16
  
0 1 = 1 1 0 0 = 1 1 = 0 0 1 0 = = = 1 0 0 1 1 = 0 0 0 0 1 = 1 =
–   Micro-Max 4.8 PIV DM2028+17
−17		(+21)15 − 17
(+12−14=6)
46.9%
15.0 / 32
2.3%
−4
  
0 1 0 1 0 1 0 0 0 0 0 = 1 = 1 0 0 1 0 = = 1 1 1 1 = 0 0 1 = 1 0
–   Sharper 0.172022+16
−16		(+15)12.5 − 19.5
(+8−15=9)
39.1%
12.5 / 32
7.7%
−61
  
= 0 = = 0 0 0 0 = 0 1 0 = 0 = 0 0 0 0 = 0 0 0 1 1 1 = = 1 1 1 1
–   Mustang 4.972021+17
−17		(+14)16 − 16
(+12−12=8)
50.0%
16.0 / 32
9.8%
+15
  
0 0 0 1 0 0 1 = = 0 = 1 1 0 1 1 = 0 1 1 0 = = 1 = = 0 1 1 0 1 0
–   Rival UCI 1.182021+17
−17		(+14)15 − 17
(+12−14=6)
46.9%
15.0 / 32
9.8%
−11
  
0 0 1 0 0 0 0 0 1 1 = = 0 1 1 1 1 = 0 = 1 0 0 = 1 1 0 = 1 0 0 1
–   IACH 0.56z1995+18
−18		(−12)15 − 17
(+13−15=4)
46.9%
15.0 / 32
86.4%
−36
  
1 1 1 0 0 0 1 1 1 1 = 0 0 1 0 0 0 0 = = 0 0 0 0 0 1 1 1 0 1 1 =
–   Heracles 0.6.161993+19
−19		(−14)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
88.2%
−45
  
0 1 0 1 1 1 0 = = = = = = 0 1 0 = 1 1 0 0 0 = = 0 1 0 0 0 1 0 1
–   Clueless 1.41990+18
−18		(−17)17 − 15
(+16−14=2)
53.1%
17.0 / 32
93.4%
+10
  
1 0 1 1 1 1 0 1 0 1 0 0 1 0 = 0 = 1 1 1 0 1 1 1 0 1 0 0 0 0 0 1
–   Warrior 1.0.31987+17
−17		(−20)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
96.8%
+12
  
1 0 = = 0 1 = 1 1 = 1 1 0 0 0 1 1 0 0 1 = 0 = 0 0 = 1 1 = = 1 1
–   Morphy 3.221974+17
−17		(−33)16.5 − 15.5
(+12−11=9)
51.6%
16.5 / 32
99.9%
−23
  
= 1 1 = 0 = 0 = = 1 1 0 0 1 0 1 0 1 0 1 0 1 0 = 1 = 1 = = 0 0 1
–   Eagle 0.7.51973+20
−20		(−34)18.5 − 13.5
(+15−10=7)
57.8%
18.5 / 32
99.8%
+21
  
= = 0 0 = 1 = 1 1 1 0 = 0 1 1 = 0 1 1 0 1 = 1 1 0 1 0 0 1 0 1 1
–   SnailChess 4.0131973+19
−19		(−34)17 − 15
(+14−12=6)
53.1%
17.0 / 32
99.8%
−10
  
1 1 1 1 = 1 = 0 1 0 1 0 1 0 1 1 0 = 0 0 1 0 = 0 0 1 0 0 1 = 1 =
–   Celes 0.77c1921+20
−20		(−86)22 − 10
(+20−8=4)
68.8%
22.0 / 32
100.0%
+62
  
1 0 1 1 1 1 1 1 0 0 1 1 1 1 1 1 1 0 1 1 1 1 = = 1 = 0 1 0 0 = 0
–   Simontacchi 1.811915+20
−20		(−92)18.5 − 13.5
(+16−11=5)
57.8%
18.5 / 32
100.0%
−30
  
0 1 = 1 1 0 1 1 1 0 = 1 1 0 = 0 = 1 1 = 1 0 1 1 0 0 0 1 0 0 1 1
–   Ranita 2.41907+20
−20		(−100)22.5 − 9.5
(+20−7=5)
70.3%
22.5 / 32
100.0%
+55
  
0 1 0 1 1 = 1 = = 1 0 1 1 1 1 = 0 1 1 1 1 1 1 1 1 1 1 0 0 1 0 =
–   Cecir 3.51885+19
−19		(−122)20.5 − 11.5
(+18−9=5)
64.1%
20.5 / 32
100.0%
−14
  
= 0 1 0 1 = 1 1 1 1 = 1 1 0 1 1 1 0 0 1 0 0 1 = 1 1 1 1 0 0 = 1
–   Enigma 1.1.41879+21
−21		(−128)21 − 11
(+16−6=10)
65.6%
21.0 / 32
100.0%
−20
  
1 = 1 1 0 0 1 = 1 1 1 1 1 0 = = 0 1 = = 1 = 1 0 1 = = 1 0 = 1 1
–   Soldat 0.25b1873+17
−17		(−134)19.5 − 12.5
(+16−9=7)
60.9%
19.5 / 32
100.0%
−54
  
1 0 = = 0 = = 1 1 1 1 1 0 = 0 0 1 0 1 0 1 0 1 1 1 = 1 0 = 1 1 1
–   Grizzly 1.40.1b1837+20
−20		(−170)25.5 − 6.5
(+24−5=3)
79.7%
25.5 / 32
100.0%
+83
  
1 = 1 1 0 1 1 1 1 = = 1 1 1 1 1 0 1 1 0 1 1 1 0 1 1 1 1 1 0 1 1
–   Robin 0.9831834+20
−20		(−173)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
+24
  
1 1 = 1 1 1 0 = 1 1 1 0 1 = 1 1 1 = 1 1 1 1 0 = = 1 0 1 1 1 = 1
–   Elf 1.3.01820+18
−18		(−187)28.5 − 3.5
(+28−3=1)
89.1%
28.5 / 32
100.0%
+207
  
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1 1 1 1 0 1 1 =
–   Laurifer 1.01815+18
−18		(−192)18.5 − 13.5
(+16−11=5)
57.8%
18.5 / 32
100.0%
−131
  
= 1 1 1 0 = 1 1 0 1 1 1 = 0 0 1 1 1 1 1 1 0 = 0 1 0 0 0 0 = 0 1
–   Aldebaran 0.7.01794+19
−19		(−213)22.5 − 9.5
(+18−5=9)
70.3%
22.5 / 32
100.0%
−70
  
= 0 = 0 1 = 1 1 0 1 = 1 1 1 1 1 1 = 1 0 1 1 0 = 1 = = 1 1 1 = 1
–   Adamant 1.71790+19
−19		(−217)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
−18
  
= 1 1 1 1 1 1 = = 0 1 1 1 1 0 = 1 = 1 1 1 = 1 0 1 1 1 1 1 0 = 1
–   SEE 0.6.91781+21
−21		(−226)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
−91
  
= 0 0 1 1 1 0 1 0 = 1 = = 0 = = 1 1 = 0 1 1 1 1 1 1 1 1 = 1 1 1
–   Mizar 3.01767+20
−20		(−240)25 − 7
(+23−5=4)
78.1%
25.0 / 32
100.0%
−8
  
= = = 0 1 1 1 1 1 0 1 0 0 1 1 1 1 1 1 0 1 1 1 = 1 1 1 1 1 1 1 1
–   ALChess 1.5b1729+22
−22		(−278)28 − 4
(+27−3=2)
87.5%
28.0 / 32
100.0%
+77
  
1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 0 1 0 1 1 = 1
1824 games in total: 676 wins, 768 losses, 380 draws (20.8%), score: 47.5%
Average opponent: +16.3 (2023.3), average distance to opponent: 111.8

Performance

This figure shows how this engine performs depending on how strong is the opponent. Regression:

Perf = C + 0.012 [±0.122] * Opp

Where 'Opp' is the opponent's rating. 95% confidence intervals are in the brackets.

Rating changes by day

Rating changes with played games

Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013