Wasp

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Wasp, John Stanback's new UCI compliant chess engine and complete rewrite of Zarkov, first released short after June solstice 2016, announced and hosted by Frank Quisinsky. As a bitboard engine, Wasp is compiled for modern 64 bit CPU's with popcnt and bitscan instructions. Wasp 2.00, released in April 2017, is able to use multiple threads performing a Lazy SMP search.

=Features=

Search

 * Iterative Deepening
 * Aspiration Windows
 * Principal Variation Search
 * Transposition Table
 * Extensions
 * Check Extensions
 * Passed Pawn Extensions (to 7th rank if depth is low)
 * Fractional
 * Capture Extensions
 * PV Extensions
 * Pruning/Reductions
 * Quiescence Search
 * Null Move Pruning
 * Futility Pruning
 * Reverse Futility Pruning
 * Late Move Pruning
 * Late Move Reductions
 * Move Ordering
 * Killer Heuristic
 * History Heuristic
 * Internal Iterative Deepening
 * MVV/LVA
 * Static Exchange Evaluation
 * Lazy SMP (Wasp 2.00)

Evaluation

 * Wasp does not use Lazy Evaluation (Opposed to Zarkov)
 * Tapered Eval
 * Material
 * Piece-Square Tables
 * Evaluation Hash Table
 * Pawn Hash Table
 * Pawn Structure
 * Passed Pawn
 * Candidate Passed Pawn
 * Weak Pawns
 * Backward Pawn
 * Doubled Pawn
 * Isolated Pawn
 * Mobility
 * Trapped Pieces
 * Outposts
 * Rook on open/half-open file
 * Rook on Seventh
 * King Safety
 * King Pawn Tropism in Endgame

Misc

 * KPK base
 * UCI

=See also=
 * Arthropod
 * Buzz
 * GNU Chess
 * SCP
 * Zarkov

=Forum Posts=

2016

 * Wasp 1.01 x64 by John Stanback released ... by Frank Quisinsky, CCC, June 22, 2016
 * Wasp 1.02 by John Stanback available ... by Frank Quisinsky, CCC, July 01, 2016
 * Wasp until move 42... by Fernando Villegas, CCC, July 05, 2016
 * Wasp by John Stanback is clear for take-off on runway 1.25! by Frank Quisinsky, CCC, September 30, 2016

2017

 * Wasp 2.00 by John Stanback ... with Lazy SMP! by Frank Quisinsky, CCC, April 21, 2017
 * Wasp 2.01 by John Stanback available ... by Frank Quisinsky, CCC, May 04, 2017
 * Re: Symmetric multiprocessing (SMP) scaling - SF8 and K10.4 by John Stanback, CCC, May 06, 2017 » Lazy SMP
 * Wasp 2.60 by John Stanback released! by Frank Quisinsky, CCC, November 22, 2017
 * Wasp and a question by Fernando Villegas, CCC, November 23, 2017

2018

 * Wasp 3.00 available ... by Frank Quisinsky, CCC, May 11, 2018
 * Re: Lazy SMP and 44 cores by John Stanback, CCC, August 08, 2018 » Lazy SMP
 * Wasp 3.50 by John Stanback available! by Frank Quisinsky, CCC, December 14, 2018

=External Links=

Chess Engine

 * Frank's Chess Page, Wasp by John Stanback

Misc

 * WASP - Wiktionary
 * wasp - Wiktionary
 * Wasp from Wikipedia
 * Wasp (disambiguation) from Wikipedia
 * W.A.S.P. - Mantronic, Inside the Electric Circus (1986), YouTube Video

=References=

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