Explanation

Deepen your understanding. These pages explain concepts, design decisions, and architecture. They help you build a mental model of how Needle Engine works.

Not sure what you need?

• Need to learn the basics? See Tutorials
• Want to solve a specific problem? See How-To Guides
• Looking for API reference? See Reference

What is Explanation?

Explanation is understanding-oriented documentation that provides context and clarification. It:

• Discusses concepts and ideas
• Provides historical context and reasoning
• Explains design decisions and trade-offs
• Connects topics across the system

Core Concepts

Fundamental concepts to understand:

• Vision & Philosophy - Why Needle Engine exists
• Technical Architecture - How it all works
• Project Structure - Editor vs web projects
• Features Overview - Complete feature set
• Component Compiler - TypeScript to C# generation

Architecture

Deep dives into system architecture:

• Technical Overview - Complete system overview including glTF pipeline, three.js integration, and build types

Need Help?

• Want to learn by doing? See Tutorials
• Need to solve a problem? See How-To Guides
• Looking for API docs? See Reference
• Have questions? Ask in Discord