Chess

C++ version will no longer be maintained. Will now be using C#

Open Source Chess program
A C++ chess application featuring classic chess rules with a basic GUI and optional integration with the Stockfish engine.

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Features

• Standard Chess Rules
  Implements classic chess movement and rules, including:

  • Pawn movement (single/double, captures, en passant)
  • Castling (kingside and queenside)
  • Pawn promotion (promotion dialog included)
  • Check and check detection
  • Move legality checking

• Modes

  • Singleplayer vs Stockfish: Play against a built-in Stockfish engine with selectable difficulty/ELO settings.
  • Multiplayer (Local): Two players can play on the same computer.

• Stockfish Engine Integration

  • Supports engine ELO/skill adjustment
  • UCI protocol communication via dynamic loading (Engine.dll)
  • FEN serialization for communicating board state

• Basic GUI

  • Piece and board image customization
  • Dialogs for selecting color, game mode, and difficulty

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Getting Started

Prerequisites

• C++17 or newer
• CMake (build system)
• Make (recommended for UNIX systems)
• On Windows: Ensure access to Engine.dll (Stockfish engine)

Build Instructions

git clone https://github.com/incep-tives/Chess.git
cd Chess
mkdir build
cd build
cmake ..
make

Running

• On UNIX: ./Chess
• On Windows: Chess.exe
• For Stockfish support, ensure Engine.dll is available in the executable directory.

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Project Structure

• main.cpp – Main application entry and UI/dialog logic
• /game/ChessBoard.{cpp,h} – Core chessboard and move validation logic
• /game/ChessGame.{cpp,h} – Game state management
• /game/StockfishEngine.cpp – Stockfish engine interface (dynamic loading)
• /stockfish/ – Embedded Stockfish sources (for reference and DLL build)
• CMake/Makefile – Build scripts

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Limitations

• No online play (local only)
• No move history or PGN export (move list function is a stub)
• No save/load games (FEN support is only partial)
• No advanced GUI features (minimal dialogs only)

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License

• Chess app: MIT or as specified
• Stockfish: GNU GPL v3 (see /stockfish)

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Credits

• Chess app by @incep-tives
• Stockfish by the Stockfish developers

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