Release Monthly Release - 2026.03 · computer-chess-index/cci

Monthly Release Summary - 2026.03

Engine	Version	Published	Author	Bin	VT	Init	cElo _{(∆ prev) STC _8.0+0.08s}	cElo _{(∆ prev) LTC _60.0+0.60s}	cElo _{(∆ prev) VLTC _2m24s+1.12s}
_{tomitankChess}	_6.0	_2026-03-31	_{Tamas Kuzmics}	_✅	_✅	_✅	2481 _{(+93) 🟩}	2815 _{(+95) 🟩}	2881 _{(+73) 🟩}
_Shashchess	_41.2	_2026-03-31	_{Andrea Manzo}	_✅	_✅	_✅	3501 _{(-10) 🟩}	3594 _{(+2) 🟩}	3613 _{(+13) 🟩}
_RustyRival	_1.0.39	_2026-03-30	_{Chris Moreton}	_✅	_✅	_✅	2084 _{(+178) 🟩}	2323 _{(+163) 🟩}	2414 _{(+146) 🟩}
_Gyatso	_1.3.0	_2026-03-30	_{Gyatso Neesham}	_✅	_✅	_✅	2491 _{(+365) 🟩}	2817 _{(+382) 🟩}	2921 _{(+401) 🟩}
_Catalyst	_2.0.0	_2026-03-29	_{Anany Tanwar}	_✅	_✅	_✅	2588 _{(+275) 🟩}	2950 _{(+184) 🟩}	2985 _{(+109) 🟩}
_Zeppelin	_1.5.0	_2026-03-27	_{Jakub Szczerbinski}	_✅	_✅	_✅	1909 _{(+113) 🟩}	2184 _{(+123) 🟩}	2264 _{(+49) 🟩}
_Malika	_1.0	_2026-03-26	_{Fauzi Dabat Akram}	_✅	_✅	_✅	2979 _{(+311) 🟩}	3183 _{(+294) 🟩}	3259 _{(+362) 🟩}
_Catalyst	_1.0.0	_2026-03-26	_{Anany Tanwar}	_✅	_✅	_✅	2313 _{(new) 🟩}	2766 _{(new) 🟩}	2876 _{(new) 🟩}
_Whitespine	_1.3.3	_2026-03-26	_{Miloslav Macůrek}	_✅	_✅	_✅	859 _{(+73) 🟨}	1021 _{(-40) 🟨}	1026 _{(-18) 🟨}
_Beast	_3.3.1	_2026-03-26	_{Miloslav Macůrek}	_✅	_✅	_❓
_Radiance	_4.3	_2026-03-25	_{Paul-Elie Pipelin}	_✅	_✅	_✅	1674 _{(+89) 🟩}	1953 _{(+103) 🟩}	2098 _{(+203) 🟩}
_ShallowGuess	_1.1.0	_2026-03-25	_{Zixiao Han}	_✅	_✅	_✅	2291 _{(-38) 🟨}	2720 _{(+60) 🟨}	2909 _{(+166) 🟨}
_SoloEngine	_2.0.0	_2026-03-23	_{Yunus Emre Yıldız}	_✅	_✅	_✅	2273 _{(+97) 🟩}	2614 _{(+145) 🟩}	2755 _{(+149) 🟩}
_Alexander	_8.2	_2026-03-23	_{Andrea Manzo}	_✅	_✅	_✅	3152 _{(-25) 🟩}	3363 _{(-7) 🟩}	3418 _{(-12) 🟩}
_Ynode	₀₂₃₄	_2026-03-22	_oozturk777	_✅	_✅	_✅	3133 _{(-8) 🟩}	3345 _{(+21) 🟩}	3395 _{(+23) 🟩}
_Zeppelin	_1.4.2	_2026-03-22	_{Jakub Szczerbinski}	_✅	_✅	_✅	1796 _{(+14) 🟩}	2061 _{(-64) 🟩}	2215 _{(+41) 🟩}
_FrankyCPP	_1.6.0	_2026-03-22	_{Frank Kopp}	_✅	_✅	_❓
_Raphael	_3.2.0	_2026-03-19	_{Rei Meguro}	_✅	_✅	_✅	3232 _{(+113) 🟩}	3375 _{(+88) 🟩}	3443 _{(+103) 🟩}
_Tunguska	_2.0	_2026-03-18	_{Fernando Tenorio}	_✅	_✅	_✅	2504 _{(new) 🟩}	2849 _{(new) 🟩}	2928 _{(new) 🟩}
_Kociolek	_2.1	_2026-03-16	_Kociolek	_✅	_✅	_✅	312 _{(new) 🟩}	348 _{(new) 🟩}	342 _{(new) 🟩}
_Shashchess	_41.1	_2026-03-16	_{Andrea Manzo}	_✅	_✅	_❓
_Alexander	_8.1	_2026-03-16	_{Andrea Manzo}	_✅	_✅	_✅	3177 _{(+38) 🟩}	3370 _{(-10) 🟩}	3430 _{(+12) 🟩}
_Kreveta	_2.2.5	_2026-03-15	_{Daniel Michna}	_✅	_✅	_✅	1756 _{(+23) 🟩}	2165 _{(+58) 🟩}	2215 _{(+36) 🟩}
_TiltEngine	_1.3	_2026-03-15	_thealing	_✅	_✅	_✅	2237 _{(new) 🟩}	2489 _{(new) 🟩}	2561 _{(new) 🟩}
_Bread	_3.0.0	_2026-03-15		_✅	_✅	_✅	3104 _{(+108) 🟩}	3314 _{(+108) 🟩}	3387 _{(+131) 🟩}
_Zeppelin	_1.4.1	_2026-03-15	_{Jakub Szczerbinski}	_✅	_✅	_✅	1782 _{(+4) 🟩}	2125 _{(+111) 🟩}	2174 _{(+6) 🟩}
_Chal	_1.3.2	_2026-03-14	_{Naman Thanki}	_✅	_✅	_✅	2048 _{(+28) 🟩}	2360 _{(+26) 🟩}	2385 _{(+2) 🟩}
_Zeppelin	_1.4.0	_2026-03-14	_{Jakub Szczerbinski}	_✅	_✅	_✅	1778 _{(+153) 🟩}	2014 _{(+100) 🟩}	2168 _{(+178) 🟩}
_SoloEngine	_1.6.0	_2026-03-14	_{Yunus Emre Yıldız}	_✅	_✅	_✅	2176 _{(+150) 🟩}	2469 _{(+135) 🟩}	2606 _{(+162) 🟩}
_FrankyCPP	_1.5.1	_2026-03-12	_{Frank Kopp}	_✅	_✅	_❓
_Alexander	_8.0	_2026-03-10	_{Andrea Manzo}	_✅	_✅	_✅	3139 _{(new) 🟩}	3380 _{(new) 🟩}	3418 _{(new) 🟩}
_4kc	_8.0	_2026-03-10	_{Gediminas Masaitis}	_✅	_✅	_✅	2587 _{(+106) 🟩}	2816 _{(+27) 🟩}	2944 _{(+85) 🟩}
_Chal	_1.3.1	_2026-03-10	_{Naman Thanki}	_✅	_✅	_✅	2020 _{(+154) 🟩}	2334 _{(+111) 🟩}	2383 _{(+135) 🟩}
_Fatalii	_0.10.0	_2026-03-09	_{Patrick Heck}	_✅	_✅	_✅	2276 _{(new) 🟩}	2541 _{(new) 🟩}	2604 _{(new) 🟩}
_Chal	_1.3.0	_2026-03-08	_{Naman Thanki}	_✅	_✅	_✅	1866 _{(+185) 🟩}	2223 _{(+310) 🟩}	2248 _{(+238) 🟩}
_Zeno	_2.0	_2026-03-08	_{Oswald Nounagnon}	_✅	_✅	_✅	1901 _{(new) 🟩}	2155 _{(new) 🟩}	2253 _{(new) 🟩}
_Chal	_1.2.1	_2026-03-07	_{Naman Thanki}	_✅	_✅	_✅	1681 _{(new) 🟩}	1913 _{(new) 🟩}	2010 _{(new) 🟩}
_Benbot	_1.7.5	_2026-03-06	_{Ben Vining}	_✅	_✅	_✅	1165 _{(new) 🟩}	1312 _{(new) 🟩}	1442 _{(new) 🟩}
_Beast-CPP	_3.2.5	_2026-03-05		_✅	_✅	_❓
_Shashchess	₄₁	_2026-03-05	_{Andrea Manzo}	_✅	_✅	_✅	3511 _{(new) 🟩}	3592 _{(new) 🟩}	3600 _{(new) 🟩}
_Zeppelin	_1.3.0	_2026-03-05	_{Jakub Szczerbinski}	_✅	_✅	_✅	1625 _{(+60) 🟩}	1914 _{(+128) 🟩}	1990 _{(+57) 🟩}
_Beast	_3.2.4	_2026-03-05	_{Miloslav Macůrek}	_✅	_✅	_❓
_Kreveta	_2.2.4	_2026-03-05	_{Daniel Michna}	_✅	_✅	_✅	1733 _{(-81) 🟩}	2107 _{(-8) 🟩}	2179 _{(-30) 🟩}
_Hobbes	_1.0	_2026-03-05	_{Dan Kelsey}	_✅	_✅	_✅	3374 _{(new) 🟩}	3506 _{(new) 🟩}	3521 _{(new) 🟩}
_SoloEngine	_1.5.0	_2026-03-04	_{Yunus Emre Yıldız}	_✅	_✅	_✅	2026 _{(+253) 🟩}	2334 _{(+247) 🟩}	2444 _{(+238) 🟩}
_Kobra	_2.1	_2026-03-03	_{Jasper Sinclair}	_✅	_✅	_✅	2711 _{(new) 🟩}	3021 _{(new) 🟩}	3102 _{(new) 🟩}
_LittleWing	_0.8.0	_2026-03-03	_{Vincent Ollivier}	_✅	_✅	_✅	2067 _{(new) 🟩}	2337 _{(new) 🟩}	2396 _{(new) 🟩}
_Sykora	_0.2.1	_2026-03-02	_{Sullivan Bognar}	_✅	_✅	_✅	2003 _{(+114) 🟩}	2360 _{(+132) 🟩}	2444 _{(+25) 🟩}
_Scuff	_0.1	_2026-03-02	_{Kevin Lu}	_✅	_✅	_✅	2124 _{(new) 🟩}	2421 _{(new) 🟩}	2522 _{(new) 🟩}
_Aconcagua	_5.1.0	_2026-03-01	_{Tarifa Gabriel}	_✅	_✅	_✅	2190 _{(+30) 🟩}	2450 _{(+2) 🟩}	2568 _{(+116) 🟩}
_Raphael	_3.1.0	_2026-03-01	_{Rei Meguro}	_✅	_✅	_✅	3119 _{(+315) 🟩}	3287 _{(+254) 🟩}	3340 _{(+235) 🟩}
_Reckless	_0.9.0	_2026-03-01	_{Arseniy Surkov}	_✅	_✅	_✅	3486 _{(+42) 🟩}	3573 _{(+10) 🟩}	3596 _{(+20) 🟩}

🟥 This time control has been tested with less than 50 games, expect considerable changes still.
🟨 This time control has been tested with less than 150 games, expect smaller changes still.
🟩 This time control has been tested with 150 or more games, only minor changes expected.

See version detail page for concrete numbers of games and more.

Complete Lists:
Ratings: Complete list, grouped per release
Ratings: Complete list, each Timecontrol

Test Conditions:

GUI/CLI: Cute-Chess
Elo Calculation: Bayesian-Elo
CPU: Intel(R) Core(TM) i5-7500T 2.70GHz
Opening book: 8_moves_v3
ponder is off
hash size is engine default
STC: 8.0+0.08s, LTC: 60.0+0.60s, VLTC: 2m24s+1.12s

These engines are not included in the main table above.

Engine	Version	Published	Author	Bin	VT	Init
_{Newer version this month:}
_Beast	_3.3.0	_2026-03-25	_{Miloslav Macůrek}	_✅	_✅	_❓
_RustyRival	_1.0.36	_2026-03-18	_{Chris Moreton}	_✅	_❓	_❓
_RustyRival	_1.0.34	_2026-03-10	_{Chris Moreton}	_✅	_✅	_❓
_{could not be initialized:}
_{missing Virustotal clearance:}
_Facon	_1.2	_2026-03-24	_{Carlos M. Canavessi}	_✅	_❌	_❓
_Sykora	_0.2.2	_2026-03-23	_{Sullivan Bognar}	_✅	_❌	_❓
_Jackal	_2.0.0	_2026-03-05	_{Tomasz Jaworski}	_✅	_❌	_❓
_Jackal	_2.0.0	_2026-03-05	_{Tomasz Jaworski}	_✅	_❌	_❓
_Jackal	_2.0.0	_2026-03-05	_{Tomasz Jaworski}	_✅	_❌	_❓
_{missing Binaries:}
_FrankyCPP	_1.7.0	_2026-03-31	_{Frank Kopp}	_❌	_❓	_❓
_Soul	_0.2.0	_2026-03-30		_❌	_❓	_❓
_RustyRival	_1.0.38	_2026-03-29	_{Chris Moreton}	_❌	_❓	_❓
_Soul	_0.1.0	_2026-03-28		_❌	_❓	_❓
_RustyRival	_1.0.37	_2026-03-28	_{Chris Moreton}	_❌	_❓	_❓
_Chester	_0.3.1	_2026-03-25	_{Mariano Wahlmann}	_❌	_❓	_❓
_Chester	_0.3.0	_2026-03-25	_{Mariano Wahlmann}	_❌	_❓	_❓
_Chester	_0.2.0	_2026-03-25	_{Mariano Wahlmann}	_❌	_❓	_❓
_Shellac	₂	_2026-03-24		_❌	_❓	_❓
_Chester	_0.1.0	_2026-03-24	_{Mariano Wahlmann}	_❌	_❓	_❓
_Chester	_0.0.2	_2026-03-23	_{Mariano Wahlmann}	_❌	_❓	_❓
_Chester	_0.0.1	_2026-03-23	_{Mariano Wahlmann}	_❌	_❓	_❓
_Petrel	_3.4	_2026-03-19	_{Aleks Peshkov}	_❌	_❓	_❓
_Petrel	_2.4	_2026-03-19	_{Aleks Peshkov}	_❌	_❓	_❓
_Havoc	_1.1.0	_2026-03-15	_{Michael Glatzmaier}	_❌	_❓	_❓
_Facon	_1.1	_2026-03-11	_{Carlos M. Canavessi}	_❌	_❓	_❓
_FrankyCPP	_1.5.0	_2026-03-11	_{Frank Kopp}	_❌	_❓	_❓
_4kc	_6.0	_2026-03-10	_{Gediminas Masaitis}	_❌	_❓	_❓
_ChessMatrix	_1.2	_2026-03-10	_{Kristian Ekman}	_❌	_❓	_❓
_RustyRival	_1.0.33	_2026-03-10	_{Chris Moreton}	_❌	_❓	_❓
_RustyRival	_1.0.32	_2026-03-09	_{Chris Moreton}	_❌	_❓	_❓
_Shellac	₁	_2026-03-09		_❌	_❓	_❓
_RustyRival	_1.0.31	_2026-03-06	_{Chris Moreton}	_❌	_❓	_❓
_RustyRival	_1.0.30	_2026-03-06	_{Chris Moreton}	_❌	_❓	_❓
_Chal	_1.2.0	_2026-03-05	_{Naman Thanki}	_❌	_❓	_❓
_Chal	_1.1.0	_2026-03-05	_{Naman Thanki}	_❌	_❓	_❓
_Facon	_1.0	_2026-03-05	_{Carlos M. Canavessi}	_❌	_❓	_❓
_Benbot	_1.7.4	_2026-03-05	_{Ben Vining}	_❌	_❓	_❓
_Chal	_1.0.0	_2026-03-05	_{Naman Thanki}	_❌	_❓	_❓
_FrankyCPP	_1.4.2	_2026-03-04	_{Frank Kopp}	_❌	_❓	_❓
_FrankyCPP	_1.4	_2026-03-03	_{Frank Kopp}	_❌	_❓	_❓
_CrazyAra	_1.0.6	_2026-03-02	_{Johannes Czech}	_❌	_❓	_❓

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Monthly Release - 2026.03

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