Best Clerk Alternatives

Clerk is drop-in authentication and user management — beautiful prebuilt components for React and Next.js. If it doesn't fit your pricing, workflow, or feature needs, here are 3 alternatives worth comparing — including options with a free plan and open-source picks.

Looking for the original? See the full Clerk listing.

At a Glance

ToolBest forPricingFree planOpen sourcevs Clerk
Auth0 logoAuth0Enterprises with compliance and federation requirementsFreemium · from $35/moThe enterprise standard — broader protocols, federation, and compliance coverage on any stack.
WorkOS logoWorkOSB2B SaaS moving upmarket to enterprise customersFreemium · from $125/connection/moTargets the enterprise-readiness layer (SAML, SCIM, audit logs) with per-connection pricing.
Supabase logoSupabaseIndie developers and startups shipping fastFreemium · from $25/moFull backend (database, storage, auth) where auth is one bundled piece, open source and cheap.

Quick Picks

Best free alternative
Auth0

The enterprise standard — broader protocols, federation, and compliance coverage on any stack.

Best open-source alternative
Supabase

Full backend (database, storage, auth) where auth is one bundled piece, open source and cheap.

All Clerk Alternatives

Auth0

Auth0

The enterprise identity platform — flexible authentication and authorization for any app, any stack.

FreemiumAPIFreemium
Compare Clerk vs Auth0
WorkOS

WorkOS

Enterprise-ready in days — SSO, SCIM, and AuthKit user management priced for scaling SaaS.

FreemiumAPIFreemium
Supabase

Supabase

The Postgres development platform — database, auth, instant APIs, realtime, storage, and vectors in one open-source backend.

FreemiumDatabaseOpen Source+1

Frequently Asked Questions

What is the best Clerk alternative?

Auth0 is the top-listed Clerk alternative on this page — the enterprise standard — broader protocols, federation, and compliance coverage on any stack. The right choice depends on your budget, workflow, and required integrations, so compare the table above before deciding.

Is there a free alternative to Clerk?

Yes. Auth0 offers a free plan, with paid plans from $35/mo. Other listings may also include free tiers — check the Free plan column in the comparison table.

Is there an open-source alternative to Clerk?

Yes. Supabase is open source (source code available on GitHub), which makes it a good fit if you want self-hosting or full control.

How were these Clerk alternatives selected?

Each alternative solves a similar core task and is an active listing in the directory. The one-line difference next to each tool summarizes how it diverges from Clerk in pricing, focus, or capability.