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an [[UCI]] compliant chess engine by [[Norman Schmidt]] <ref>[http://www.talkchess.com/forum/viewtopic.php?t=50463&start=5 Re: Fire 3.0 released] by [[Norman Schmidt]], [[CCC]], December 13, 2013</ref>, until version 3.0 derived from [[IvanHoe]] and the [[Ippolit]] series of programs with some help of [[Milos Stanisavljevic]]. Initially called Firebird, and later renamed to Fire due to a trademark naming conflict <ref>[http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_engine_list Chess Engine List] from [[Ron Murawski|Ron Murawski's]] [http://computer-chess.org/doku.php?id=home Computer-Chess Wiki]</ref>, it was released as open source, Fire licensed under the [[Free Software Foundation#GPL|GNU GPL]]. The sources were later closed with [[Windows]] executables available for download for recent [[Intel]] processors <ref>[http://www.talkchess.com/forum/viewtopic.php?t=50463 Fire 3.0 released] by Stefan Pohl, [[CCC]], December 13, 2013</ref>. Fire features [[Magic Bitboards|magic bitboards]], it can be configured with more than 70 UCI options, and applies a [[Parallel Search|SMP parallel search]]. Since April 2021 with Fire '''8.1''', the program is [[:Category:Open Source|open source]] again <ref>[https://github.com/FireFather/fire GitHub - FireFather/fire: a very strong, state-of-the-art, highly optimized, open-source freeware UCI chess engine...]</ref>.