Authentication

These are the top Authentication technologies based on market share in 2026.

# Technology Websites tracked Market share
1
Facebook Login
990,000
60%
2
Google Sign-in
390,000
24%
3
NextAuth.js
54,000
3%
4
Linkedin Sign-in
48,000
3%
5
Apple Sign-in
40,000
2%
6
Clerk
31,000
2%
7
Okta
28,000
2%
8
Auth0
18,000
1%
9
SimpleSAMLphp
8,300
0.5%
10
Azure AD B2C
6,500
0.4%

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Websites in United Kingdom

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Websites in United States

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Companies with emails and phone numbers

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Top 5,000 websites by traffic

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Websites with a .com domain

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5,000 low-traffic websites

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