June 2026
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Global Rank
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Bounce Rate
62.92%
Pages per Visit
2.14
Avg Visit Duration
00:01:01
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Top 10 spec.whatwg.org Competitors
The Top 10 Sites Like spec.whatwg.org in June 2026 are ranked by their affinity to spec.whatwg.org in terms of keyword traffic, audience targeting, and market overlap
The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps.
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Bounce Rate
66.52%
Pages per Visit
2.00
Avg Visit Duration
00:02:35
Similarity Score
100%The World Wide Web Consortium (W3C) develops standards and guidelines to help everyone build a web based on the principles of accessibility, internationalization, privacy and security.
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Global Rank
#22,927
41Bounce Rate
51.81%
Pages per Visit
2.85
Avg Visit Duration
00:02:08
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89%Learn how to code HTML & CSS for free at HTML.com. We've HTML tutorials & reference guides on tags, attributes and everything else you need to master HTML.
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#323,149
42,125Country Rank
#21,764
36,897Bounce Rate
43.44%
Pages per Visit
1.84
Avg Visit Duration
00:00:17
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82%W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more.
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Global Rank
#2,408
14Bounce Rate
44.18%
Pages per Visit
5.97
Avg Visit Duration
00:06:42
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80%Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.
Global Rank
#47
1Bounce Rate
36.34%
Pages per Visit
5.87
Avg Visit Duration
00:06:23
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77%Stack Overflow | The World’s Largest Online Community for Developers
Global Rank
#2,946
231Bounce Rate
64.06%
Pages per Visit
1.92
Avg Visit Duration
00:02:13
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76%WebKit now supports the prefers-reduced-motion media feature, part of CSS Media Queries Level 5, User Preferences.
Global Rank
#273,728
784Bounce Rate
46.03%
Pages per Visit
1.84
Avg Visit Duration
00:00:42
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72%Learn more about the various Microsoft financing and payment plan options available to you with Microsoft Store. Flexible payment options for Laptops, Computers, Surface devices, PCs, Mobile, accessories and more!
Global Rank
#31
2Bounce Rate
45.63%
Pages per Visit
3.41
Avg Visit Duration
00:02:58
Similarity Score
68%below yaml pipiline duild and deploy with no errors but their is no signs of deployement in respected azure functions portal trigger: - main - staging stages: - stage: Build displayName: Build stage jobs: - job: Build displayName: Build …
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Bounce Rate
64.68%
Pages per Visit
1.59
Avg Visit Duration
00:01:02
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66%"can i use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.
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Global Rank
#149,570
698Bounce Rate
43.27%
Pages per Visit
2.16
Avg Visit Duration
00:00:41
Similarity Score
65%spec.whatwg.org's top 5 competitors in June 2026 are: developer.mozilla.org, w3.org, html.com, w3schools.com, and more.
According to Similarweb data of monthly visits, spec.whatwg.org’s top competitor in June 2026 is developer.mozilla.org. spec.whatwg.org 2nd most similar site is w3.org, and closing off the top 3 is html.com.
w3schools.com ranks as the 4th most similar website to spec.whatwg.org and github.com ranks fifth in June 2026.
The other five competitors in the top 10 list are stackoverflow.com, webkit.org, microsoft.com, docs.microsoft.com, and caniuse.com.