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Supabase Auth is the auth layer of Supabase. Open-source, can be self-hosted.
Full setup walkthrough being written.

When to pick

  • You’re already using Supabase as a database (see Supabase integration).
  • You want open-source / self-hostable auth.
  • You like Supabase’s pricing model.

Setup

SUPABASE_URL and SUPABASE_ANON_KEY (client) + SUPABASE_SERVICE_ROLE_KEY (server) in vly secrets.

Supabase

Database integration.

Built-in auth

Default vly auth.

Clerk

Polished alternative.
Last modified on April 18, 2026