Multiplayer Backend Documentation

Build Realtime Games With NEXIS

NEXIS is an open-source, engine-agnostic multiplayer backend: Rust data plane for gameplay traffic, control plane for identity and operations, plus SDKs for fast client integration.

Start With Quickstart Browse Docs GitHub

Rust Data Plane

Authoritative rooms, low-latency gameplay traffic, RPC, matchmaking, and state sync.

Control Plane

Project, key, and token lifecycle with operational endpoints and hosted-ready workflows.

Client SDKs

Engine-agnostic integration layer for realtime clients, events, and deterministic state updates.

Recommended Path

From first connection to production room logic.

Boot the Stack

Start local services and verify connectivity.

Connect a Client

Handshake, auth, room join, and first messages.

Ship Room Logic

Implement authoritative behavior with plugin-based room types.

Explore the Docs

Quickstart

Run the stack, mint a token, join your first room.

TypeScript SDK

Client API, room lifecycle, events, and patch handling.

Protocol

Envelope format, handshake, state sync, and RPC flow.