April 2026
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Global Rank
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Country Rank
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Category Rank
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Bounce Rate
36.7%
Pages per Visit
3.81
Avg Visit Duration
00:03:55
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Top 10 validator.w3.org Competitors
The Top 10 Sites Like validator.w3.org in April 2026 are ranked by their affinity to validator.w3.org in terms of keyword traffic, audience targeting, and market overlap
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- Industry
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Global Rank
#1,246,197
165,039Bounce Rate
37.05%
Pages per Visit
2.09
Avg Visit Duration
00:01:24
Similarity Score
100%- Company
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Global Rank
#7,818
3,788Bounce Rate
46.66%
Pages per Visit
3.07
Avg Visit Duration
00:01:37
Similarity Score
89%Secure Markdown Formatter. It free and easy to use and formatter and Markdown Beautifier also Support Markdown File and URL.
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Global Rank
#28,365
4,499Bounce Rate
70.58%
Pages per Visit
1.45
Avg Visit Duration
00:01:07
Similarity Score
82%free online tools for developers, including formatters (json, xml, html, sql, etc.), minifiers (javascript, css), validators, compactors and many more!
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Global Rank
#98,958
6,812Bounce Rate
40.08%
Pages per Visit
2.03
Avg Visit Duration
00:01:38
Similarity Score
79%jshint, a javascript code quality tool
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Global Rank
#1,646,157
212,607Bounce Rate
52.75%
Pages per Visit
1.24
Avg Visit Duration
00:00:12
Similarity Score
77%Easily check your website for broken and malicious links. Find and fix 404 errors, mistyped URLs, invalid SSL certificates, or links to questionable websites.
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Global Rank
#241,533
49,713Bounce Rate
32.42%
Pages per Visit
2.51
Avg Visit Duration
00:00:34
Similarity Score
72%Check websites for broken links online using this free tool. Find 404 errors to improve your SEO rankings.
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Global Rank
#313,040
16,752Bounce Rate
38.37%
Pages per Visit
2.89
Avg Visit Duration
00:01:18
Similarity Score
68%Check for broken links on your website with our free online tool. Sign up and schedule automatic checks to keep your website fresh and up to date.
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Global Rank
#358,079
47,826Bounce Rate
40.64%
Pages per Visit
1.86
Avg Visit Duration
00:00:30
Similarity Score
66%- Company
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Global Rank
#1,340,793
70,204Bounce Rate
40.38%
Pages per Visit
1.90
Avg Visit Duration
00:00:12
Similarity Score
63%an online, interactive json schema validator
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Global Rank
#619,019
38,058Bounce Rate
44.83%
Pages per Visit
1.60
Avg Visit Duration
00:00:25
Similarity Score
58%validator.w3.org's top 5 competitors in April 2026 are: validator.nu, css-validator.org, jsonformatter.org, freeformatter.com, and more.
According to Similarweb data of monthly visits, validator.w3.org’s top competitor in April 2026 is validator.nu. validator.w3.org 2nd most similar site is css-validator.org, and closing off the top 3 is jsonformatter.org.
freeformatter.com ranks as the 4th most similar website to validator.w3.org and jshint.com ranks fifth in April 2026.
The other five competitors in the top 10 list are drlinkcheck.com, brokenlinkcheck.com, deadlinkchecker.com, h5validator.appspot.com, and jsonschemavalidator.net.