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Getting started

Introduction Quickstart Your first room

Core concepts

The mental model State and schema Ownership RPCs Server authority and validation Choosing an authority model Presence and lifecycle Visibility Authentication Player identity Claiming an account Quick match Room types Peer messages The room bus Hibernation Lag compensation Voice

Guides

Retrofit an existing game Retrofit a Three.js game Retrofit a Phaser game Co-op movement A card game with RPCs Authoritative shooter Phones as controllers Scripted NPCs A notifications hub Bandwidth profiler Latency and what players feel Designing a schema that fits Anti-cheat Debugging corrections

Integrations

Three.js Phaser PixiJS Babylon.js React

Migrating

From Colyseus From Socket.IO From Playroom

Physics

Physics rooms Client prediction 2D rooms with Rapier 2D rooms with matter.js

Persistence

Saves and restore Player storage Durable alarms Leaderboards

Testing

Simulated players Invariants and load runs Scenarios Testing in CI

Deploy & operate

Deploying a room Schema changes and migrations Logs The dashboard Limits and metering Sharding a project Room capacity Launch checklist

Reference

CLI irtio.json Client SDK Room file API Error catalogue MCP server Rooms API Lobby panel Glossary

Schema

The schema reference moved to State and schema. That page has the field types, the collection kinds, the options each one takes, and what the schema hash covers.