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'''Brainless''',<br/>
an [[:Category:Open Source|open source chess program]] by [[David Kühling]], released in 2010 under the [[Free Software Foundation#GPL|GPL Version 3]]
<ref>[httphttps://sourceforge.net/projects/forth-brainless/files/ brainless - Browse Files at SourceForge.net]</ref>.
Brainless is written in [[Forth|ANS Forth]] <ref>[http://www.forth.org/ansforth/ansforth.html Using ANS Forth]</ref>, and uses the Forth terminal via [https://en.wikipedia.org/wiki/ANSI_escape_code ANSI] [https://en.wikipedia.org/wiki/Computer_terminal#Graphical_terminals color terminals] and [[2D Graphics Board#Unicode|Unicode]] chess piece glyphs for [[Graphics Programming|quasi-graphical display]] to [[User Interface|interact with the user]].
It features a [[10x12 Board]], [[Alpha-Beta|alpha-beta]] with [[Transposition Table|transposition table]], [[Null Move Pruning|null move pruning]], [[Futility Pruning|futility pruning]] and [[Killer Heuristic|killer heuristic]].
