Home Projects sunfish
sunfish

sunfish

by thomasahle · GitHub

Sunfish: a Python Chess Engine in 111 lines of code

# ai# chess# chess-ai# chess-engine
View on GitHub
⭐ Stars
3.3k
🍴 Forks
582
🔥 Trending
+1 this week
📜 License
License not specified
📅 Created
2014
🔄 Last commit
4 mo ago
🏷️ Category
ai
💻 Language
You maintain this project?

Claim its page: indexed whatever its rank, translated into six languages, and enriched with what you write yourself.

Claim this page →
sunfish — GitHub preview card
📈 Star history
3 2613 258
2026-07-072026-07-22
📄 About

Sunfish: a Python Chess Engine in 111 lines of code

Frequently asked questions

What is sunfish?

Sunfish: a Python Chess Engine in 111 lines of code

Is sunfish open source?

sunfish is an open-source project.

Is sunfish free?

Yes. sunfish is free and open source — you can use, modify and self-host it.

🏅 Maintainer of this project?
OpenSourceAI badge — sunfish

Add this live badge to your README — your GitHub stars and directory rank, refreshed daily.

[![OpenSourceAI](https://opensourceai.tech/badge.php?tool=thomasahle-sunfish)](https://opensourceai.tech/project/thomasahle-sunfish.html)
More badge options →
🧬 Shares DNA with

Measured from GitHub topics shared by both projects, weighted by how rare each topic is.