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Technologies > Client-side Languages > Technology usage comparison

Comparison of the usage statistics of JavaScript vs. Flash for websites

Extensive market reports of specific client-side programming languages.

Learn more

This report shows the usage statistics of JavaScript vs. Flash as client-side programming language on the web. See technologies overview for explanations on the methodologies used in the surveys. Our reports are updated daily.

Usage

This diagram shows the percentages of websites using the selected technologies.

How to read the diagram:
JavaScript is used by 98.9% of all the websites.

JavaScript
98.9%
Flash
1.0%
W3Techs.com, 13 November 2024
Percentages of websites using various client-side programming languages

Usage broken down by ranking

This diagram shows the percentages of websites using the selected technologies broken down by ranking.

How to read the diagram:
JavaScript is used by 98.9% of all the websites.
JavaScript is used by 99.1% of all the websites that rank in the top 1,000,000.

  
JavaScript
98.9%
99.1%
99.1%
99.1%
99.6%
  
Flash
1.0%
1.2%
1.4%
1.8%
3.0%
  
W3Techs.com, 13 November 2024
Overall
top 1,000,000
top 100,000
top 10,000
top 1,000
Percentages of websites using the selected client-side programming languages broken down by ranking
Note: a website may use more than one client-side programming language

Historical trend

This diagram shows the historical trend in the percentage of websites using the selected technologies.
Our dedicated trend survey shows more client-side languages usage and market share trends.Historical trends in the usage of JavaScript vs. Flash

Market position

This diagram shows the market position of the selected technologies in terms of popularity and traffic compared to the most popular client-side programming languages.
Our dedicated market survey shows more client-side languages market data.

Market position of JavaScript vs. Flash


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