A better API for making Event Source requests, with all the features of fetch()

EventSource client for Node.js, browsers and other JavaScript runtimes

A more configurable EventSource implementation that works in browsers, node, and workers

EventSource implementation that is fully compliant with the WHATWG Server-Sent Events specification but takes more arguments.

ExpreSSE: A better module for working with Server-Sent Events in Express

Proof of concept for a real-time chat app using Server-Sent Events in Remix

Everything the native EventSource API is missing — typed events, auth headers, reconnect, and single-tab coordination.

use-next-sse is a lightweight and easy-to-use React hook library for implementing Server-Sent Events (SSE) in Next.js applications, enabling real-time, unidirectional data streaming from server to client.

A Document-based QA Chatbot with LangChain, Chroma and NestJS

Intent is a reference implementation of multi-tenant, event-sourced backends in TypeScript. It combines CQRS and DDD patterns with durable workflow execution powered by Temporal, delivering lossless workflows, automated row-level security, projection drift tooling, and a developer-first DevX console.

Receive events from Wikimedia wikis using the Wikimedia Event Platforms' EventStreams.

React hook for Server-Sent Events with custom headers support

Help older browsers provide better Event Source requests

React hook that manages a single SSE connection across browser tabs using BroadcastChannel and Web Locks to prevent duplicate connections

Angular 5 frontend that will demonstrate the consumption of Spring 5's reactive Server-Side Event WebFlux endpoints

Share a single SSE connection across browser tabs using BroadcastChannel leader election

Real-time Events, Zero Infrastructure. The SSE Gateway That Just Works. A lightweight SSE gateway built on Cloudflare Workers

ReactJS Chat interface for langchain4j application

A lightweight smee.io client for receiving webhooks locally via SSE.

Server-Sent Events demo with Angular and Node.js. Real-time data push over plain HTTP — no WebSockets, no polling.