Post: Betafish.js


Last Updated: August 27, 2023Categories: Gaming2 min read

Betafish.js: Enhancing Web-Based Chess with AI

Betafish.js is a JavaScript-based chess AI designed specifically for web-based applications. It allows users to enjoy playing chess against an AI opponent directly in their browser, eliminating the need for additional installations. With its powerful features and customizable components, Betafish.js offers an accessible and enjoyable chess-playing experience.

Betafish.js Features

  • 🤖 Web-Based Chess AI: Enjoy playing against a chess AI directly in your browser.
  • 🔧 JavaScript Implementation: Utilize the power of JavaScript to create a seamless and interactive chess experience.
  • 🔢 FEN Integration: Keep track of game state and make intelligent moves based on the widely adopted FEN standard.
  • 🎨 Customizable Chessboard Component: Enhance the visual appeal and user experience with a customizable chessboard built with CSS and HTML.
  • 🎲 Staunty Pieces and Markers Sprites: Enjoy visually appealing game elements that enhance the overall chess-playing experience.
  • ⚙️ Configurable AI Difficulty: Set the thinking time of the AI to match your desired difficulty level.
  • Move Reversal Support: Take back moves for analysis and improvement.
  • 🔓 Open-Source Availability: Access the source code on GitHub for transparency and flexibility.
  • 👨‍💻 Developed by Gavin: Created by a skilled programmer with a passion for chess and web technologies.

Use Cases

  • 🏆 Chess enthusiasts: Looking for a web-based platform to play against an AI opponent.
  • 💻 Web developers: Seeking to integrate a chess AI into their web applications.
  • 📚 Chess learners: Wanting to practice against an intelligent AI player.


Betafish.js provides an accessible and enjoyable chess-playing experience within web-based applications. Whether you’re a chess enthusiast looking for a challenging opponent or a developer seeking to incorporate a chess AI into your project, Betafish.js offers the flexibility, customization, and intelligent gameplay necessary to enhance your chess experience.


Q: Can I customize the appearance of the chessboard?

A: Yes, Betafish.js provides a customizable chessboard component built with CSS and HTML, allowing you to enhance the visual appeal and user experience.

Q: Is the AI difficulty adjustable?

A: Absolutely! You can configure the thinking time of the AI to match your desired difficulty level.

Q: Can I analyze and improve my moves?

A: Yes, Betafish.js supports move reversal, allowing you to take back moves for analysis and improvement.

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