OpenIMSDK
Request a trial

DEVELOPER TUTORIALS

Tutorials

Use step-by-step guides and video tutorials to get started with OpenIM.

Start here

Start here

Choose a path based on your current development goal.

01
OpenIM first chat app build flow visual

Build your first chat app

Initialize OpenIM, sign in a user, send messages, and run your first chat app.

Get started 02
OpenIM SDK integration visual with chat, code, and module examples

Integrate SDKs into your app

Choose the SDK for your Web, iOS, Android, Flutter, or other stack.

Choose SDKs 03
OpenIM Server deployment and connection guide interface

Deploy OpenIM Server

Deploy OpenIM Server and connect clients to your backend.

View deployment guide

VIDEO TUTORIALS

Learn with video tutorials

Watch OpenIM video tutorials about product features, integration, and engineering practices.

YouTube

1000 QPS Latency Test on 8C/16GB Server | OpenIM

OpenIM performance test video on YouTube.
YouTube

50K Groups + 50K Friends: Messaging Stress Test

OpenIM stress test for large-scale groups and friends.
Shorts

Build Chat Into Your App | OpenIM #messaging #session #websocket

OpenIM chat integration short on YouTube Shorts.
Shorts

Multi-Device Chat Sync Explained with OpenIM

OpenIM multi-device message sync short.

GUIDES & DEEP DIVES

OpenIM deep dives

Learn about OpenIM SDK architecture, messaging flows, and server integration.

01

OpenIMSDK Wasm Client SDK architecture

Understand the Wasm Client SDK architecture and web integration path.

Web / SDK
→ 02

OpenIM source deployment guide

Learn the source checkout, service orchestration, configuration, and deployment verification flow.

Deploy / Source
→ 03

OpenIM customization guide

Learn how to extend OpenIM across server, client, and backend layers.

Customize / Extend
→ 04

Connect your backend with Server APIs and webhooks

Use Server APIs to manage users and groups, then receive events through webhooks.

Server API / Webhook
→

More resources

Official documentation

Visit docs.openim.io for API references, deployment guides, and best practices.

Visit docs GitHub repositories

Review code, file issues, open PRs, and contribute with the global OpenIM community.

Visit GitHub Community & support

Join GitHub Discussions or the community to talk with developers and get support.

Join community