Supabase Auth
It lives Inside your Postgres. You can write Row Level Security (RLS) policies based on Auth users directly in SQL.
GrowingOpen SourceLow lock-in
Pricing
Free tier
Hybrid
Adoption
→StableLicense
Open Source
Overview
What is Supabase Auth?
Authentication for the rest of us
Key differentiator
“It lives Inside your Postgres. You can write Row Level Security (RLS) policies based on Auth users directly in SQL.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
Projects already using Supabase is a no-brainer
Curated assessment
Developers who want auth data to live in their Postgres DB
Curated assessment
Cost-sensitive startups (50k MAU free is generous)
Curated assessment
↓ Weaknesses
Enterprises needing complex SAML/SSO tiers without migrating DBs
Curated assessment
Teams strictly separating Auth from Data layer
Curated assessment
Cost structure
Pricing
Free Tier
Available
50,000 MAU free
Starts at
$25/mo (Pro Project)
Model
Hybrid
Enterprise
Available
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Next step
Get Started with Supabase Auth
Step-by-step setup guide with code examples and common gotchas.