Build on Crowded Kingdoms

How the Management, Game, and Replication APIs fit together.

Build a collaborative multiplayer canvas step by step.

Email + password, magic link or social sign-in, session tokens, and app-scoped access.

Create and manage worlds, actors, avatars, chunks, and real-time state.

A typed TypeScript SDK for building browser-based Crowded Kingdoms experiences.

Native Unreal Engine integration for Management, Game, and Replication APIs.

Connect native clients directly to Crowded Kingdoms replication infrastructure.

Organizations, applications, access, and billing — a surface of the one Crowded Kingdoms API.

Web portal for org dashboards, apps, billing, and environments.

Shared platform billing, usage limits, and environment models.

Notable API and SDK changes, newest first.

Community support, questions, and product updates.