2 self-hosted Clerk alternatives

Clerk is a popular proprietary tool in the identity & sso space. These open-source apps let you replace Clerk with software you host and control yourself.

Best self-hosted Clerk alternatives

Medium

binarydockerkubernetes

Logto

Identity & SSO

Developer-friendly authentication and authorization platform

Replaces Auth0, Firebase Auth

★ 14.3k Medium setup MPL-2.0

Hanko

Identity & SSO

Passkey-first authentication for modern applications

Replaces Auth0, Clerk

★ 9k Medium setup AGPL-3.0

Compare Clerk alternatives

Hanko vs Logto

Switching from Clerk

Moving off Clerk means trading a managed subscription for a service you run yourself. The payoff is ownership: no per-seat pricing, no vendor lock-in, and full control of your data. Start with the option above that matches your setup-difficulty comfort level — every app links to a detailed specs page and head-to-head comparisons.