Witz

a Chess Engine Communication Protocol compliant open source chess engine by Pradu Kannan, written in C, and licensed under the GPL. The Witz development started in 2004, initially using the 0x88 board representation and in 2005 subsequently rewritten with bitboards. With was soon superseded by Pradu's second engine, Buzz. || toc =Features=
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 * [[image:GiessenTheaterWitz.jpg link="https://commons.wikimedia.org/wiki/File:Gie%C3%9Fen_-_Theater_-_Witz.jpg"]] ||~ || **Witz**,
 * Witz ||~ ||^ ||

Board Representation

 * Bitboards
 * Rotated Bitboards

Search
> Repetitions > Fifty-move Rule > Adaptive Null Move Pruning > Delta Pruning > Check Extensions > Recapture Extensions > Pawn to 7th Rank > History Heuristic > Killer Heuristic > SEE > Dynamically Pregenerated Piece-Square Tables
 * Iterative Deepening
 * Principal Variation Search
 * Alpha-Beta
 * Transposition Table
 * Quiescence Search
 * Interior Node Recognizer
 * Forward Pruning
 * Extensions
 * Move Ordering

Evaluation
> Pawn Hash Table > Passed Pawn > Candidate Passed Pawn > Doubled Pawn > Isolated Pawn > Weak Pawns
 * Material
 * Mobility
 * King Safety
 * Pawn Structure

Misc

 * Principal Variation Output
 * Opening Book

=See also=
 * Buzz
 * Mwitz

=Forum Posts=
 * [|Witz Chess Engine] by Pradu Kannan, Winboard Forum, January 12, 2005
 * [|Witz] by Pradu Kannan, Winboard Forum, January 30, 2005
 * [|MWITZ WB engine] by Denis P. Mendoza, Winboard Forum, March 10, 2009

=External Links=

Chess Engine

 * [|Witz Chess Engine]
 * [|Witz Chess Engine download] | [|SourceForge.net]
 * [|Google Code Archive - mwitz]

Misc

 * [|Witz - Wiktionary]
 * [|Witz from Wikipedia]
 * [|Witz Wikipedia.de] (German)

=References= =What links here?= include page="Witz" component="backlinks" limit="60"
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