Usage of HTTP/2 as site element broken down by image file formats

This diagram shows the percentages of websites using HTTP/2 broken down by image file formats. See technologies overview for explanations on the methodologies used in the surveys.

How to read the diagram:
HTTP/2 is used by 35.2% of all the websites.
HTTP/2 is used by 32.1% of all the websites that use PNG as image file format.

Overall

35.2%

32.1%

31.6%

38.9%

41.1%

32.5%

52.0%

42.6%

24.2%

29.5%

62.0%

37.8%

W3Techs.com, 19 May 2026

Percentages of websites using HTTP/2 broken down by image file formats

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Technology Brief
HTTP/2
Category: Site Elements
HTTP/2 is the second major version of the HTTP network protocol.
Website: datatracker.ietf.org/...

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