WyldChess

Home * Engines * WyldChess

WyldChess,
an UCI and Chess Engine Communication Protocol compliant open source chess engine by Manik Charan, licensed under the GNU General Public License v3.0, written in C/C++, first released in October 2016. Origin of ideas and implementations are documented inside the source code, e.g. tapered eval SIMD score , or SEE from Stockfish. Since version 1.5, released in June 2017, WyldChess supports Syzygy Bases .

Features

Board Representation

• Bitboards
• Dense Piece-Color Board-Definition
• 8x8 Board
• Little-Endian Rank-File Mapping
• Fancy Magic Bitboards by Pradu Kannan

Search

• Iterative Deepening
• Aspiration Windows
• Principal Variation Search
• Transposition Table

Zobrist Hashing

• Selectivity

Futility Pruning

Mate Distance Pruning

Null Move Pruning

Late Move Reductions

Check Extensions

• Quiescence Search
• Move Ordering

Internal Iterative Deepening

Killer Heuristic

History Heuristic (1.5)

Countermove Heuristic

Evaluation

• Tapered Eval
• Material

Bishop Pair

Piece-Square Tables

• King Safety

Attacking King Zone

King Queen Tropism

• Pawn Structure

Passed Pawn

Isolated Pawn

Doubled Pawn

• Rooks on (Semi) Open Files
• Rook on Seventh
• Bishop and Knight Outposts

Misc

• Syzygy Bases (1.5)

See also

• Teki

Forum Posts

• WyldChess new release now UCI by Günther Simon, CCC, October 13, 2016
• Strange beaviour of WyldChess under WinBoard by Gabor Szots, CCC, November 27, 2016
• WyldChess 1.3 released by Manik Charan, CCC, January 14, 2017
• WyldChess 1.4 released by Manik Charan, CCC, March 12, 2017
• WyldChess 1.5 released by Manik Charan, CCC, June 04, 2017
• WyldChess 1.51 released by Günther Simon, CCC, July 04, 2017

External Links

• GitHub - Mk-Chan/WyldChess: A UCI/Xboard compatible chess engine in C/C++

GitHub - Mk-Chan/BBPerft: A fast, bitboard based chess perft result generator derived from WyldChess » Perft

• WyldChess at CCRL 40/4

References

Up one Level