About Clerk
Clerk is a user management platform.
How many people use Clerk
GitHub · npm- #4
Amazon Cognito9.6k - #5
Microsoft Authentication4.1k - #6Userbase2.3k
- #7Clerk1.7k
- #8
Auth0 Lock1.1k - #9
SimpleSAMLphp1.1k - #10Auth01.1k
#7 of 11 Authentication we have counts for (of 31) · bars are GitHub stars across these neighbours; the category leader is NextAuth.js at 28k · as of August 30, 2026
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Clerk#7 of 11 Authentication
#6 of 11 Authentication
The two numbers disagree - one leads on stars, the other on installs. Stars measure attention, downloads measure use.
Audit any site that runs Clerk.
Enter a URL to score its stack for technology quality, version health, Lighthouse performance - and AI-readiness.
How we audit Clerk
We measure the detected version against Clerk's release history and grade the surrounding stack with a Lighthouse-grade quality audit. Weak or outdated links weigh more - one risky dependency can pull the whole score down.
How the score worksMore technologies in Authentication
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