Alternatives to Socket.io for all platforms with any license

Platforms

Show 19 hidden platforms
  • reep.io icon

    reep.io

    You can transfer anything you want without storing the data on a server first. You can even stream video files or preview images directly.

    Open Source Web / Cloud JavaScript

  • JBoss icon

    JBoss

    JBoss is Red Hats Java EE 5-compliant (soon Java EE 6-compliant) application server. It is, as with Red Hat itself, dual-licensed either as open source (community edition) or commercially (enterprise edition).

    Open Source Mac Windows Linux

  • Bone.io icon

    Bone.io

    Bone.io is a lightweight framework for building high performance Realtime Single Page JavaScript applications.

    Open Source Mac Windows Linux JavaScript Node.JS

  • Jetty icon

    Jetty

    The Jetty Web Server provides a HTTP server and Servlet container capable of serving static and dynamic contend either from a standalone or embedded instantiations.

    Open Source Mac Windows Linux

  • Faye icon

    Faye

    Faye is a set of tools for simple publish-subscribe messaging between web clients. It ships with easy-to-use message routing servers for Node.js and Rack applications, and clients that can be used on the server and in the browser.

    Open Source Mac Windows Linux JavaScript Node.JS

  • Lightstreamer icon

    Lightstreamer

    Lightstreamer is a server for delivering real-time messages to browser-based and mobile applications, using WebSockets and HTTP. Features include dynamic throttling, bandwidth and frequency control, delta delivery, and total control...

    Commercial Mac Windows Linux Android iPhone Blackberry Windows RT Android Tablet Windows Phone iPad Self-Hosted Blackberry 10

  • Pusher icon

    Pusher

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

    Commercial Mac Windows Linux Web / Cloud Android iPhone Android Tablet iPad

  • Jet

    Jet. Lightweight Realtime Message Bus for the Web. Build Realtime Apps now! Jet is a framework for building distributed realtime Apps. It employs fast push technologies and differential updates to keep all clients in sync. It is...

    Open Source Mac Windows Linux Web / Cloud Android iPhone

  • simperium icon

    simperium

    Simperium is a service for developers to move data everywhere it's needed, instantly and automatically. Use a Simperium library and write a few lines of code. Simperium can then move any JSON data across multiple versions of...

    Freemium Mac Windows

  • Primus icon

    Primus

    Primus, the creator god of the transformers & an abstraction layer for real-time to prevent module lock-in.

    Open Source Mac Windows Linux JavaScript Node.JS

  • greenlet

    greenlet - Lightweight in-process concurrent programming The “greenlet” package is a spin-off of Stackless, a version of CPython that supports micro-threads called “tasklets”. Tasklets run pseudo-concurrently (typically in a...

    Open Source macOS Windows Linux Python C++

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  • eventlet icon

    eventlet

    Eventlet is a concurrent networking library for Python that allows you to change how you run your code, not how you write it.

    Open Source macOS Windows Linux Python

  • gevent

    gevent is a coroutine -based Python networking library that uses greenlet to provide a high-level synchronous API on top of the libev event loop.

    Open Source Mac Windows Linux Python greenlet

  • Nchan icon

    Nchan

    Nchan is a scalable, flexible pub/sub server for the modern web, built as a module for the Nginx web server. It can be configured as a standalone server, or as a shim between your application and tens, thousands, or millions of live...

    Open Source Linux Redis NGINX

  • Notifyr icon

    Notifyr

    Notifyr's cloud push notification service is the easiest way to get started with realtime apps

    Free Web / Cloud

    • Discontinued Seems dead.
  • Ipê

    An open source Pusher server implementation compatible with Pusher client libraries written in GO.

    Open Source Mac Windows Linux BSD

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  • Atmosphere Framework

    atmosphere - Realtime Client Server Framework for the JVM, supporting WebSockets and Cross-Browser Fallbacks Support

    Open Source Linux

  • Mako Server icon

    Mako Server

    The Mako Server is an application server with an API that loosely resembles the Java Servlet API, but where server side web applications are designed in the Lua scripting language. The Mako Server is capable of delivering dynamically...

    Free Personal Mac Windows Linux

  • SocketCluster icon

    SocketCluster

    SocketCluster is an open source realtime WebSocket framework for Node.js. SC supports both direct client-server communication (like Socket.io) and group communication via pub/sub channels. SC is designed to scale both vertically...

    Open Source Mac Windows Linux JavaScript Node.JS

  • SockJS icon

    SockJS

    SockJS is a browser JavaScript library that provides a WebSocket-like object. SockJS gives you a coherent, cross-browser, Js API which creates a low latency, full duplex, cross-domain communication channel between the browser and the...

    Open Source Mac Windows Linux JavaScript Node.JS

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