Release Monthly Release - 2025.09 · computer-chess-index/cci

Monthly Release Summary - 2025.09

Engine	Version	Published	Author	Bin	VT	Init	STC _8.0+0.08s	LTC _60.0+0.60s	VLTC _2m24s+1.12s	Comment
_Tuna	_1.0.0	_2025-09-28	_{Bill Chow}	_✅	_✅	_✅	2122 _{(new) 🟩}	2411 _{(new) 🟩}	2502 _{(new) 🟩}
_{tomitankChess}	_5.3	_2025-09-26	_{Tamas Kuzmics}	_✅	_✅	_✅	2376 _{(new) 🟩}	2708 _{(new) 🟩}	2795 _{(new) 🟩}
_Lozza	₈	_2025-09-25	_{Colin Jenkins}	_✅	_✅	_✅	2580 _{(new) 🟩}	2904 _{(new) 🟩}	3019 _{(new) 🟩}
_Viking	_R2	_2025-09-25	_{Dario Pendic}	_✅
_PlentyChess	_7.0.0	_2025-09-25	_{Patrick Leonhardt}	_✅			3422 _{(new) 🟩}	3549 _{(new) 🟨}	3548 _{(+7) 🟩}
_Heimdall	_1.4.2	_2025-09-25	_{Mattia Giambirtone}	_✅			3106 _{(new) 🟩}	3355 _{(new) 🟩}	3407 _{(new) 🟩}
_Rustic	_3.0.6	_2025-09-24	_{Marcel Vanthoor}	_✅	_✅	_✅	1623 _{(new) 🟩}	1828 _{(new) 🟩}	1904 _{(new) 🟩}
_Viking	_R1	_2025-09-24	_{Dario Pendic}	_✅
_Zangdar	_5.00.02	_2025-09-24	_Carbecq	_✅			3120 _{(new) 🟩}	3335 _{(new) 🟩}	3376 _{(new) 🟩}
_Dog	_3.51b	_2025-09-24	_{Folkert van Heusden}	_✅
_Lunar	_0.4.0	_2025-09-23	_{Patrick Hilhorst}	_✅			2822 _{(new) 🟥}	3212 _{(new) 🟨}	3351 _{(new) 🟨}
_Cwtch	₂	_2025-09-19	_{Colin Jenkins}	_✅
_Lambergar	_1.3	_2025-09-19	_{Jabolcni Strudelj}	_✅	_✅	_✅	2897 _{(new) 🟩}	3197 _{(new) 🟩}	3272 _{(new) 🟩}
_Whitespine	_1.3.2	_2025-09-16	_{Miloslav Macůrek}	_✅	_✅	_✅	782 _{(new) 🟨}	1052 _{(new) 🟨}	1034 _{(new) 🟨}
_chess4j	_6.2	_2025-09-16	_{James Swafford}	_✅	_✅	_✅	1843 _{(new) 🟩}	2196 _{(new) 🟩}	2284 _{(new) 🟩}
_Prophet	_5.1	_2025-09-16	_{James Swafford}	_✅	_✅	_✅	2152 _{(new) 🟩}	2412 _{(new) 🟩}	2488 _{(new) 🟩}
_Clover	_9.1	_2025-09-14	_{Luca Metehau}	_✅			3370 _{(new) 🟩}	3521 _{(new) 🟩}	3533 _{(new) 🟩}
_Kreveta	_1.0	_2025-09-10	_{Daniel Michna}	_✅	_✅	_❌
_Natto	_0.1.9	_2025-09-06		_✅	_✅	_✅	1584 _{(new) 🟩}	1836 _{(new) 🟩}	1928 _{(new) 🟩}
_Uralochka	_3.42a	_2025-09-06	_{Ivan Maklyakov}	_✅						_{illegal move a1a1}
_Halogen	_15.0.0	_2025-09-01	_{Kieren Pearson}	_✅	_✅	_✅	3272 _{(new) 🟩}	3456 _{(new) 🟩}	3513 _{(new) 🟩}
							cElo _{(∆ prev)}	cElo _{(∆ prev)}	cElo _{(∆ prev)}

These engines have no binary release and are not included in the main table above.

Engine	Version	Published	Author	Bin	STC _8.0+0.08s	LTC _60.0+0.60s	VLTC _2m24s+1.12s	Comment
_MihanSolo	_8.6.7	_2025-09-29	_{Benaragama Mihan}	_❌
_MihanSolo	_7.6.0	_2025-09-29	_{Benaragama Mihan}	_❌
_MihanSolo	_7.0.0	_2025-09-29	_{Benaragama Mihan}	_❌
_Benbot	_1.6.2	_2025-09-28	_{Ben Vining}	_❌
_Benbot	_1.6.1	_2025-09-28	_{Ben Vining}	_❌
_Ynode	₀₂₁₅	_2025-09-28	_oozturk777	_❌
_Cwtch	₃	_2025-09-27	_{Colin Jenkins}	_❌
_Zangdar	_5.00.01	_2025-09-23	_Carbecq	_❌
_CeeChess	_2.0	_2025-09-22	_{Tom Reinitz}	_❌
_PyChess	_1.1.0	_2025-09-22	_{Bajusz Tamas, Ahle Dybdahl Thomas, Blanchard Justin}	_❌				_{msi only}
_Zangdar	₅	_2025-09-22	_Carbecq	_❌
_Anubis	_3.04	_2025-09-21	_{Jose Carlos Martinez Galan}	_❌
_Alexander	_6.0	_2025-09-20	_{Andrea Manzo}	_❌
_Bitbit	_1.5	_2025-09-19	_{Isak Ellmer}	_❌
_Shashchess	_39.1	_2025-09-18	_{Andrea Manzo}	_❌
_Benbot	_1.5.2	_2025-09-18	_{Ben Vining}	_❌
_Benbot	_1.5.1	_2025-09-17	_{Ben Vining}	_❌
_Emerald	_0.4.1	_2025-09-17	_{Zhongle Qu}	_❌				_{Illegal move 0000}
_MihanSolo	_6.0.0	_2025-09-17	_{Benaragama Mihan}	_❌
_Pounce	_2.1.3	_2025-09-15	_{Alex Flick}	_❌
_Minke	_2.0.0	_2025-09-14	_{Eduardo Marinho}	_❌
_Pounce	_2.1.0	_2025-09-14	_{Alex Flick}	_❌
_Aconcagua	_3.3.0	_2025-09-14	_{Tarifa Gabriel}	_❌
_Petrel	_1,3,1	_2025-09-13	_{Aleks Peshkov}	_❌
_PyChess	_1.0.6	_2025-09-13	_{Bajusz Tamas, Ahle Dybdahl Thomas, Blanchard Justin}	_❌
_Benbot	_1.4.28	_2025-09-13	_{Ben Vining}	_❌
_MihanSolo	_5.0.0	_2025-09-12	_{Benaragama Mihan}	_❌
_Dog	_3.11	_2025-09-11	_{Folkert van Heusden}	_❌
_Dog	_3.4	_2025-09-10	_{Folkert van Heusden}	_❌
_Amira	_1.61	_2025-09-08	_{Fauzi Dabat Akram}	_❌
_Petrel	_1,2	_2025-09-08	_{Aleks Peshkov}	_❌
_Benbot	_1.4.26	_2025-09-08	_{Ben Vining}	_❌
_Benbot	_1.4.25	_2025-09-07	_{Ben Vining}	_❌
_Challenger	_0.5.0	_2025-09-06	_{Simjanovski Nikola}	_❌
_Benbot	_1.4.24	_2025-09-06	_{Ben Vining}	_❌
_Benbot	_1.4.23	_2025-09-06	_{Ben Vining}	_❌
_Benbot	_1.4.22	_2025-09-06	_{Ben Vining}	_❌
_Benbot	_1.4.20	_2025-09-06	_{Ben Vining}	_❌
_Benbot	_1.4.11	_2025-09-06	_{Ben Vining}	_❌
_Benbot	_1.4.10	_2025-09-06	_{Ben Vining}	_❌
_Sturddle2	_2.3.1	_2025-09-04	_{Cristian Vlasceanu}	_❌
_Challenger	_0.4.0	_2025-09-03	_{Simjanovski Nikola}	_❌
_Challenger	_0.3.0	_2025-09-03	_{Simjanovski Nikola}	_❌
_Benbot	_1.4.4	_2025-09-02	_{Ben Vining}	_❌
_Benbot	_1.4.3	_2025-09-02	_{Ben Vining}	_❌
_Benbot	_1.4.2	_2025-09-02	_{Ben Vining}	_❌
_Sturddle2	_2.3	_2025-09-01	_{Cristian Vlasceanu}	_❌
					cElo _{(∆ prev)}	cElo _{(∆ prev)}	cElo _{(∆ prev)}

These engines have no VirusTotal clearance and are not included in the main table above:

Engine	Version	Published	Author	Bin	VT	Init	STC _8.0+0.08s	LTC _60.0+0.60s	VLTC _2m24s+1.12s	Comment
							cElo _{(∆ prev)}	cElo _{(∆ prev)}	cElo _{(∆ prev)}

These engines cannot be initialized and are not included in the main table above.

Engine	Version	Published	Author	Bin	VT	Init	STC _8.0+0.08s	LTC _60.0+0.60s	VLTC _2m24s+1.12s	Comment
							cElo _{(∆ prev)}	cElo _{(∆ prev)}	cElo _{(∆ prev)}

Test Conditions:
GUI/CLI: Cute-Chess
Elo Calculation: Bayesian-Elo
CPU: Intel(R) Core(TM) i5-7500T 2.70GHz
Opening book: 8_moves_v3

*Annotations:
🟥 This engine has been tested with less than 50 games, expect the last two digits to change still. See detail page for concrete information.
🟨 This engine has been tested with less than 150 games, expect the last digit to change still. See detail page for concrete information.
🟩 This engine has been tested with 150 or more games, they can be regarded as stable. See detail page for concrete information.
Lists:
Ratings: Complete list

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