Template

Chat System Architecture Template

Start from a proven real-time messaging architecture. WebSocket gateway, Redis pub/sub, notification service, and media storage — ready to customize with AI.

Template preview

Copy this Mermaid code into Cybewave Studio or any Mermaid-compatible editor.

chat-system-architecture.mmd
graph TD
    Client[Mobile / Web Client] -->|WebSocket| WS[WebSocket Gateway]
    Client -->|REST| API[API Gateway]

    WS --> Auth[Auth Service]
    API --> Auth

    WS --> MsgSvc[Message Service]
    MsgSvc --> PG[(PostgreSQL)]
    MsgSvc --> Redis[(Redis Pub/Sub)]

    Redis --> WS

    MsgSvc --> MediaSvc[Media Service]
    MediaSvc --> S3[(S3 Object Storage)]

    MsgSvc --> NotifSvc[Notification Service]
    NotifSvc --> Push[Push Notifications]
    NotifSvc --> Email[Email Service]

    API --> PresenceSvc[Presence Service]
    PresenceSvc --> Redis

Why use this template?

A battle-tested starting point for real-time chat systems.

Real-Time Messaging

WebSocket gateway with Redis pub/sub for instant message delivery across connected clients.

Scalable Presence

Presence service backed by Redis tracks online/offline status for thousands of concurrent users.

Media Handling

Dedicated media service with S3 storage for images, files, and voice messages.

Push & Email Alerts

Notification service routes alerts to push notifications and email for offline users.

Frequently asked questions

What does a chat system architecture include?

A chat system architecture typically includes a WebSocket gateway for real-time communication, a message service for persistence and routing, Redis pub/sub for fan-out, a notification service for push/email alerts, and S3 for media storage.

Can I customize this chat architecture template?

Yes. Open the template in Cybewave Studio and use AI to add features like read receipts, typing indicators, group channels, or end-to-end encryption. Export as Mermaid code, PNG, or a project scaffold.

Is this template free to use?

Yes. Cybewave Studio offers a free tier with 50 AI credits per month. You can open, edit, and export this template at no cost.

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