https://github.com/dgurkaynak/chess-ai

Medium strength Chess AI implementation in JavaScript
https://github.com/dgurkaynak/chess-ai

chess chess-ai chess-engine

Last synced: 2 months ago
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Medium strength Chess AI implementation in JavaScript

• Host: GitHub
• URL: https://github.com/dgurkaynak/chess-ai
• Owner: dgurkaynak
• Created: 2016-12-30T09:21:00.000Z (about 8 years ago)
• Default Branch: master
• Last Pushed: 2022-12-05T18:36:21.000Z (about 2 years ago)
• Last Synced: 2024-04-14T13:12:55.397Z (9 months ago)
• Topics: chess, chess-ai, chess-engine
• Language: JavaScript
• Homepage: https://deniz.co/chess-ai/
• Size: 1010 KB
• Stars: 13
• Watchers: 5
• Forks: 3
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# chess-ai

Medium strength Chess AI implementation in JavaScript.

Available on: [https://deniz.co/chess-ai/](https://deniz.co/chess-ai/)

[![Demo](./demo.gif)](https://deniz.co/chess-ai/)

[Presentation](https://docs.google.com/presentation/d/0B0RFeAd0sIc6MjZWVGl4QS1nOXM/edit?usp=sharing&ouid=100564047032313877516&resourcekey=0-V7NSA6HjNHRjoazid7WxAg&rtpof=true&sd=true) | [Project Report](https://drive.google.com/file/d/0B0RFeAd0sIc6RzNOaHhRUFdCTnc/view?usp=sharing&resourcekey=0-BBCHIfowrM9p4eD0uki44Q)

## Method overview

- Search: Traditional minimax with alpha-beta and node ordering. Also un-even tree generation.

- Evaluation features:

    - [Piece values](https://www.chessprogramming.org/Point_Value#Basic_values)

    - [Piece value adjustments](https://www.chessprogramming.org/Material#Other_Material_Considerations)

    - [Piece square tables](https://www.chessprogramming.org/Piece-Square_Tables)

    - [King's shield](https://www.chessprogramming.org/King_Safety)

    - [Blockages](https://www.chessprogramming.org/Trapped_Pieces)

    - [Safe mobility](https://www.chessprogramming.org/Mobility#Safe_Mobility)

    - [Attack count&weight](https://www.chessprogramming.org/King_Safety#Attacking_King_Zone)

## Setup

- Install dependencies with `npm i`

- Start development server `npm start` and open `http://localhost:1234`

- To build run `npm run build`, server `./dist` folder with your favorite webserver.

- To run tests suites:

```

node test/bratko-kopec.js

node test/ccr.js

node test/eigenmann-endgame.js

node test/kaufman.js

node test/lct.js

node test/nolot.js

node test/sbd.js

node test/wac300.js

```

## Thanks

Special thanks to these projects that help me a lot in this.

- [Chess.js](https://github.com/jhlywa/chess.js)

- [Chessboard.js](http://chessboardjs.com/)

- [CPW](https://www.chessprogramming.org/Main_Page)