Which Web Browsers Support the WebSocket API?

Which Browsers Support the WebSocket API?

To develop an instant messaging application that runs seamlessly in the browser, it is crucial to consider compatibility with various web browsers. The WebSocket API enables real-time communication between web applications and servers, making it a vital technology for such applications. Let's delve into the browsers that support WebSocket API.

Client-Side Support

The following browsers support the WebSocket API:

• Hixie-75: Chrome 4.0 , Safari 5.0.0
• HyBi-00/Hixie-76: Chrome 6.0-13.0, Safari 5.0.2 , iOS 4.2
• HyBi-07 : Chrome 14.0, Firefox 6.0 (prefixed: MozWebSocket)
• HyBi-10: Chrome 14.0 , Firefox 7.0 (prefixed: MozWebSocket)
• HyBi-17/RFC 6455: Chrome 16, Firefox 11, Opera 12.10

Additionally, browsers with Flash can support WebSocket through the web-socket-js library. You can refer to caniuse for the latest information on WebSocket support in various browsers.

Server-Side Support

The programming language you use will determine the server-side support for WebSocket. Here are some popular options:

Java/Java EE:

• Jetty 7.0
• GlassFish 3.0
• Caucho Resin 4.0.2
• Tomcat 7.0.27
• JSR 356, included in Java EE 7, defines the WebSocket API.

C#:

• XSockets.NET
• SuperWebSocket
• Nugget

PHP:

• Ratchet
• phpwebsocket
• Extendible Web Socket Server

Python:

• pywebsockets
• websockify
• gevent libraries

Node.js:

• Socket.io
• sockjs
• WebSocket-Node

Other:

• libwebsockets (C)
• Socket.io, sockjs also have serverside ports for Python, Java, Go, etc.
• Vert.x provides support for multiple languages and network protocols.

It's worth noting that Pusher.com offers a WebSocket cloud service, and platforms like DotCloud and Openshift support websockets for various programming languages. The RFC for Websockets is RFC6455.

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