Supabase Auth is the authentication layer of the Supabase platform (an open-source Firebase alternative built on Postgres), providing email, social-login, and row-level-security-integrated user management for developers who also use Supabase's database and storage products. Our engine detects it through 1 script pattern and 2 HTML patterns tied to the Supabase client SDK's auth-session handling, distinct from — but related to — the signals used to detect Supabase's database product. Supabase can be self-hosted or used via its managed cloud; a detection doesn't distinguish between the two. Documented at supabase.com/auth.
Paste any URL to instantly detect whether it was built with Supabase Auth. Our engine checks 3 technical signals.
Supabase Auth is used across many industries. These are the most common website types built on this platform:
Businesses of all sizes
Fast, reliable site building with professional results
Designers and developers
Powerful tools with minimal setup
Startups
Quick launch with scalable infrastructure
Content creators
Beautiful presentation for your work
Every Supabase Auth website leaves distinctive technical fingerprints. Here's what to look for:
JavaScript Patterns
1 script pattern linked to Supabase Auth
HTML Attributes
2 HTML patterns in the page source
Explore how Supabase Auth compares to similar auth provider tools:
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