Exacto

a Chess Engine Communication Protocol compliant open source chess engine written by Daniel Sparks in C++, the source code covered by a [|BSD license]. Starting with version **0.e**, released in March 2014, Exacto uses bitboards as internal board representation, while former versions, Daniel has worked on sporadically throughout the years, were 0x88. || toc =Features= Version **0.e** features plain magic bitboards to determine sliding piece attacks.
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 * [[image:Long_short_exact_sequences.png width="360" link="http://en.wikipedia.org/wiki/File:Long_short_exact_sequences.png"]] ||~  || **Exacto**,
 * Exact sequence ||~  ||^   ||

Search

 * Iterative Deepening
 * PVS/Alpha-Beta
 * Quiescence Search
 * Reductions
 * Adaptive Null Move Pruning
 * Late Move Reductions
 * Pruning via Transposition Table
 * Futility Pruning (Frontier and Pre-frontier Nodes)
 * Razoring (Pre-pre-frontier Nodes)
 * Delta Pruning (in Quiescence)
 * Extensions
 * Check Extensions
 * Recapture Extensions
 * Passed Pawn Extensions
 * Move Ordering
 * Transposition Table
 * Internal Iterative Deepening
 * Static Exchange Evaluation
 * MVV/LVA

Evaluation

 * Tapered Evaluation
 * Lazy Evaluation
 * Pawn Structure with Pawn Hash Table
 * Pawn Chains
 * Isolated Pawns
 * Backward Pawns
 * Doubled Pawns
 * Passed Pawns
 * Evaluation of Pieces
 * Bad Bishop
 * Bishop Pair
 * Rook on Open File
 * Rook on Seventh Rank
 * Development and Castling
 * Undefended minor piece penalty
 * King Safety
 * Enemy attacks on squares near king
 * Pawn fortress / Castling Destination
 * Open and Half-open files around the King
 * King Piece Tropism

=Forum Posts=
 * [|Can you try running my engine?] by Daniel Sparks, CCC, March 06, 2014
 * [|Engine release Exacto 0.e] by Daniel Sparks, CCC, March 10, 2014

=External Links=

Chess Engine

 * [|dans595/exacto · GitHub]

Misc
> media type="custom" key="25340686"
 * [|exacto - Wiktionary]
 * [|Welcome to the Exacto Website!]
 * [|Exacto Watches]
 * [|Exactitud - Wikipedia.es] (Spanish)
 * [|exact - Wiktionary]
 * [|Exact sequence from Wikipedia]
 * [|Exact science from Wikipedia]
 * [|El Jazz y la Furia] - Exacto, [|Universidad Michoacana de San Nicolás de Hidalgo], [|YouTube] Video

=References= =What links here?= include page="Exacto" component="backlinks" limit="20"
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