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Web Sockets

New bidirectional communication technology for web apps that enables example scenarios such as embeddable Kaazing WebSocket components and remote control of browser tabs.

Last updated on : 2023-03-20

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 9

10 - 11

12 - 111

2 - 3

4 - 10

11 - 113

4 - 15

16 - 114

3.2 - 4

5.1 - 6

7.1 - 16.4

9.5 - 10

11 - 12

12.1 - 95

Fully Supported

Partially

No Support

Specifications

HTML Living Standard # network RFC 6455, The WebSocket Protocol

Browser Compatibility

Web Sockets on IE is fully supported on 10-11, and not supported on 5.5-9 IE versions.

Web Sockets on Edge is fully supported on all Edge versions.

Web Sockets on Firefox is fully supported on 11-113, partially supported on 4-10, and not supported on 2-3 Firefox versions.

Web Sockets on Chrome is fully supported on 16-114 and partially supported on 4-15 Chrome versions.

Web Sockets on Safari is fully supported on 7.1-16.4, partially supported on 5.1-6, and not supported on 3.2-4 Safari versions.

Web Sockets on Opera is fully supported on 12.1-95, partially supported on 11-12, and not supported on 9.5-10 Opera versions.

Web Sockets on Safari on iOS is fully supported on 6-16.4, partially supported on 4.2-5, and not supported on 3.2-4 Safari on iOS versions.

Web Sockets on Android Browser is fully supported on 4.4-111, and not supported on 2.1-4 Android Browser versions.

Web Sockets on Opera Mobile is fully supported on 12.1-73, partially supported on 11.5-12, and not supported on 10-10 Opera Mobile versions.

Web Sockets on Chrome for Android is fully supported on all Chrome for Android versions.

Web Sockets on Firefox for Android is fully supported on all Firefox for Android versions.

Web Sockets on Samsung Internet is fully supported on all Samsung Internet versions.

Browser Support for Web Sockets

Web Sockets on Chrome

Web Sockets on Safari

Web Sockets on Firefox

Web Sockets on Internet Explorer

Web Sockets on Opera

Web Sockets on Edge

References

Data sourced from

High

Overall Browser Compatibility Score

Note:Web Sockets shows a browser compatibility score of 97. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.

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