Best Auth0 Alternatives

Auth0 is the enterprise identity platform — flexible authentication and authorization for any app, any stack. 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 Auth0 listing.

At a Glance

ToolBest forPricingFree planOpen sourcevs Auth0
Clerk logoClerkReact/Next.js teams shipping fastFreemium · from $25/moComponent-first auth with the best React/Next.js DX and built-in B2B organizations.
WorkOS logoWorkOSB2B SaaS moving upmarket to enterprise customersFreemium · from $125/connection/moEnterprise SSO and SCIM priced per connection, with user management free to 1M MAU.
Supabase logoSupabaseIndie developers and startups shipping fastFreemium · from $25/moOpen-source backend whose bundled auth covers most apps at usage-based prices.

Quick Picks

Best free alternative
Clerk

Component-first auth with the best React/Next.js DX and built-in B2B organizations.

Best open-source alternative
Supabase

Open-source backend whose bundled auth covers most apps at usage-based prices.

All Auth0 Alternatives

Clerk

Clerk

Drop-in authentication and user management — beautiful prebuilt components for React and Next.js.

FreemiumAPIFreemium
Compare Auth0 vs Clerk
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 Auth0 alternative?

Clerk is the top-listed Auth0 alternative on this page — component-first auth with the best React/Next.js DX and built-in B2B organizations. The right choice depends on your budget, workflow, and required integrations, so compare the table above before deciding.

Is there a free alternative to Auth0?

Yes. Clerk offers a free plan, with paid plans from $25/mo. Other listings may also include free tiers — check the Free plan column in the comparison table.

Is there an open-source alternative to Auth0?

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 Auth0 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 Auth0 in pricing, focus, or capability.