Rapid.io Alternatives

Real-time communication service for connecting online devices.

Real Time Entity Framework (EF) and ASP.NET core. Make all of your data real time.

The Everything is Real-Time C# Backend for Single Page Applications

Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

PubNub is a real-time messaging system for web and mobile apps that can handle API for all platforms and push messages to any device anywhere in the world in a fraction of a second without having to worry about proxies, firewalls or mobile drop-offs.

Meteor is a set of new technologies for building top-quality web apps in a fraction of the time.

A PHP Framework For Web Artisans

NATS Server is an open source messaging system for cloud native applications, IoT messaging, and microservices architectures.

SignalR is a server-side software system designed for writing scalable Internet applications, notably web servers.

Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.

One Complete Database Service that does data-storage, search,real-time and a whole lot more.

Bench is the online bookkeeping service.

A high performance (Async), message oriented network library built for real time systems.