Explanation

Understand the concepts, architecture, and design decisions behind Needle Engine.

Looking for something else?

Learn the basics → Tutorials
Solve a specific problem → How-To Guides
API reference → Reference

Core Concepts

Vision & Philosophy - Why Needle Engine exists and our design principles
Project Structure - Editor projects vs web projects
Component Compiler - TypeScript to C# generation
Exporting to glTF - How the export system works and what gets exported

Features

Features Overview - Complete feature set and capabilities
FastHDR Environment Lighting - Ultra-fast HDR lighting with zero CPU processing and minimal VRAM

Architecture

Technical Overview - System architecture, glTF pipeline, and three.js integration
Networking Architecture - How multiplayer and networking works