Is Auth.js or Supabase Auth better for beginners?

Both tools are accessible. Auth.js and Supabase Auth are similar in approachability — try both and see which workflow clicks.

Which is cheaper, Auth.js or Supabase Auth?

Auth.js (Open Source) is the more affordable option. Supabase Auth (Free (50K MAU) / Pro $25/mo) costs more but may offer additional features.

Can I use Auth.js and Supabase Auth together?

Auth.js and Supabase Auth serve similar roles, so most teams pick one. However, some developers prototype in one and build production code in the other.

Auth.js vs Supabase Auth

Auth.js and Supabase Auth are both auth tools. Auth.js: Framework-agnostic auth library formerly NextAuth.js supporting 80+ providers Supabase Auth: PostgreSQL-native auth with row-level security and social/email/phone login

Auth.js

Framework-agnostic auth library formerly NextAuth.js supporting 80+ providers

Category: Auth
Subcategory: Auth Library
Pricing: Open Source
Tier: open-source

authauth libraryide

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Supabase Auth

PostgreSQL-native auth with row-level security and social/email/phone login

Category: Auth
Subcategory: Auth Provider
Pricing: Free (50K MAU) / Pro $25/mo
Tier: free

authauth provider

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Key differences

Dimension	Auth.js	Supabase Auth
Pricing Model	Open Source (open-source)	Free (50K MAU) / Pro $25/mo (free)
Platform	Auth Library	Auth Provider
Capabilities	auth library, ide	auth provider

Choose Auth.js if...

Auth.js fits your specific workflow and team preferences

Choose Supabase Auth if...

Supabase Auth fits your specific workflow and team preferences

Community pros and cons

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Frequently asked questions

Is Auth.js or Supabase Auth better for beginners?: Both tools are accessible. Auth.js and Supabase Auth are similar in approachability — try both and see which workflow clicks.
Which is cheaper, Auth.js or Supabase Auth?: Auth.js (Open Source) is the more affordable option. Supabase Auth (Free (50K MAU) / Pro $25/mo) costs more but may offer additional features.
Can I use Auth.js and Supabase Auth together?: Auth.js and Supabase Auth serve similar roles, so most teams pick one. However, some developers prototype in one and build production code in the other.