Features/Platform/Technology Stack

The Stack Behind
the Universe.

TypeScript, Node.js, WebRTC, AI, MCP — the technologies that power every world across the platform.

codeOpen Core
layers
UI LAYER
Svelte + Phaser.js + WebGL
hub
REAL-TIME SYNC
WebRTC + LiveKit + Pusher
psychology
AGENTIC AI
MCP Protocol + OpenAI/Anthropic

The Core Stack

web_asset

Frontend

High-performance rendering and reactive UI.

Svelte 5Phaser.jsWebGL 2.0Tailwind CSS
Visual Tier
cloud

Backend

Real-time multiplayer server infrastructure.

Node.jsTypeScriptColyseusPostgreSQLRedis
Concurrency Tier

Infrastructure

dns

Servers

Docker Compose on bare metal (Hetzner). Self-hosted or deploy anywhere.

storage

Storage

PostgreSQL for state, Redis for caching, S3 for map assets and textures.

lock

Auth

OIDC with PKCE. Self-hosted or connect any identity provider.