away168/countergo

Counter

Counter is a free, open-source chess engine, implemented in Go. Counter supports standard UCI (universal chess interface) protocol.

Strength

Chess Rating lists:

• CCRL
  • CCRL 40/4
  • CCRL 40/40
• FGRL
• CEGT

Commands

Counter supports UCI protocol commands.

Features

Board

• Magic bitboards

Evaluation

• Texel's Tuning Method

Search

• Parallel search (Lazy SMP)
• Iterative Deepening
• Aspiration Windows
• Transposition Table
• Null Move Pruning
• Late Move Reductions
• Futility Pruning
• Move Count Based Pruning
• SEE Pruning
• Singular extensions

Information about chess programming

• Chess Programming Wiki
• Bruce Moreland's Programming Topics

Thanks

• Vladimir Medvedev, GreKo
• Fabien Letouzey, Fruit and Senpai
• Robert Hyatt, Crafty

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Counter Copyright (c) Vadim Chizhov. All rights reserved.