Server-Sent Events (SSE) — Streaming Guide
Master Server-Sent Events for one-way server-to-client streaming. Perfect for notifications, live updates, and real-time data.
5 articles
Master Server-Sent Events for one-way server-to-client streaming. Perfect for notifications, live updates, and real-time data.
Build real-time applications in 2026: WebSocket chat with Socket.io, Server-Sent Events for live feeds, Pusher for serverless real-time, presence channels, and scaling with Redis adapter.
SSE is simpler than WebSockets: HTTP, auto-reconnect, one-way streaming. Perfect for dashboards, AI responses, and server→client updates. Learn when to use it.
Choose the right real-time communication pattern. Compare WebSocket full-duplex with SSE unidirectional and long polling. Learn sticky sessions, load balancing, and when polling is fine.
In the world of web development, real-time updates are increasingly becoming a standard requirement for modern web applications. Whether it's updating live scores, notifications, or stock prices, users expect to see changes reflected in real-time without needing to refresh the page.