Learning paths

Core components

Defines logic and modifies entities with specific components.

System

Stores data (no behavior). Multiple components define an entity.

Component

A unique identifier that groups components together.

Entity

ECS (Entity-component-system) & state management (Hyperflux)

Asset management system

Scene graph & rendering abstraction

Avatar system

Interaction system

Visual scripting system

Engine module system

Core engine

architecture-docs

iR Engine Architecture Docs

Architecture Docs

Overview

About iR Engine

Getting started

Engine (world)

Component schema

Entity component system

Instanceserver architecture

Mediasoup WebRTC communication backbone

Instance lifecycle management

User connection and authorization

FeathersJS application & services

Hyperflux state & action system

Media stream recording

Networking & multiplayer infrastructure

Hyperflux state management

FeathersJS API & real-time services

User authentication and authorization

Client-side routing and navigation

XRUI and in-world widgets

Avatar management and customization

Instance provisioning and networking

Admin panel system

Client core

Application configuration

Feathers application

Services (FeathersJS)

Database management (Knex)

Storage providers

Hooks (FeathersJS)

Authentication & authorization

Real-time communication (Primus)

Server core

Entity component system (ECS) core

Transform system

Rendering system

Input system

Physics system

Reference space management

XR (extended reality) integration

Three.js monkey patching & proxies

Physics and spatial systems

Input source

Button and axis state

Input receiver

Input target detection

Input pointer management

Input and interaction system

UI primitives & styling (Tailwind)

Editor properties UI (NodeEditor components)

Specialized editor input components

Icon system

Chat feature module

State management (Hyperflux)

Storybook integration

UI framework

Visual script graph

Visual script node

Socket & link

Node definition

ValueType

Execution engine (VisualScriptEngine & Fiber)

Node & value registry

Profiles

Visual scripting

Editor panels and UI structure

Asset handling and pipeline

Scene operations and GLTF management

Entity component system integration

Gizmos

Editor control functions

Modal dialog management

Editor state management

World editor

Frontend service interaction

Open match integration

Match ticket

Match profile

Match function (MMF)

Director

Match assignment

Matchmaking system

Task server application

Application configuration management

Analytics data collector

Periodic task scheduler

Service interaction layer

Kubernetes event collector

Background processing

Specialized components