Inter-process messaging (send, invoke, per-channel subscribe) over a swappable web/native backend

PubNub SDK for JavaScript. Publish/subscribe messaging over HTTP long-poll with server-assigned message ordering, channel occupancy via Here Now, and message history through Message Persistence.

> A React hook to add Publish and Subscribe to a React application.

Subscribe to changes in any part of redux state

allows to publish to any property at any time and subscribe to any property to consume the latest values and all subsequent updates.

Subscribe Bar Component

Plurid Publish/Subscribe

JavaScript Publish/Subscribe Library

Javascript implementation of the Publish/Subscribe pattern.

A Publish/Subscribe implementation on top of PostgreSQL NOTIFY/LISTEN

👜 Callbag operator that maps to inner source, subscribe and emit in order.

A simple, lightweight Gatsby plugin to subscribe email addresses to your Mailchimp list

Transport-agnostic command + subscribe message bus for Quicksave

Publish & Subscribe Real-time Messaging with PubNub

Dependency free publish/subscribe library. Fork from pubsub-js but supporting ssr.

`ObservableStore` is a synchronous in-memory store for a single value, that you can subscribe to updates on.

Zero-dependency Web Push (RFC 8291) for Cloudflare Workers, Deno, Bun, Node.js, and browsers — client subscribe + server send + VAPID.

Lets you connect to your TalkJS chat as a user and read, subscribe to, and update your chat data.

Subscribe to path in your redux state atom

Simple Vanilla Implementation of an Event PubSub Service to do simply publish/subscribe inter-communication while optionally providing data in the event