Building an AI game engine with Three.js

Published: (June 6, 2026 at 07:08 AM EDT)
1 min read
Source: Dev.to

Source: Dev.to

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              [![Mario JGT](https://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3971151%2F42bc92a7-61dd-4fa8-bf84-ac37b2d75de6.jpg)](https://dev.to/mario_jgoestarosso_5c91)
              
              
            
      

      
        I’m building Feather Engine, an open-source agentic game engine powered by Three.js.

The goal is to let developers control and build game systems through AI prompts instead of manually wiring everything.

It’s still early, but I’m looking for feedback, contributors, and ideas.

GitHub: https://github.com/mariojgt/featherEngine

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