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Historical Trend


Top Site Usage
Market Position


Content Management
Server-side Languages
Client-side Languages
JavaScript Libraries
Markup Languages
Character Encodings
Image File Formats
Site Elements
SSL Certificate Authorities
Social Widgets
Web Servers
Content Delivery
Traffic Analysis Tools
Advertising Networks
Tag Managers
Top Level Domains
Content Languages

see FAQ for explanations
on advanced reports

Technologies > Operating Systems

Usage of operating systems for websites

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This diagram shows the percentages of websites using various operating systems. See technologies overview for explanations on the methodologies used in the surveys. Our reports are updated daily.

How to read the diagram:
Unix is used by 67.5% of all the websites whose operating system we know.

W3Techs.com, 28 November 2015
Percentages of websites using various operating systems
Note: a website may use more than one operating system

The following operating systems are used by less than 0.1% of the websites

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Technology Brief
Operating Systems
An operating system of a computer is the underlying program, that performs its basic user interactions and forms the basis of all other programs.

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