Monthly cost
Free
Bundled with Supabase
Popularity
4/5
LLM knowledge
4/5
Difficulty
Easy
#open-source#low-cost
What Supabase Auth is good at
Strengths
- +Free with Supabase
- +Social logins
- +Open source
Tradeoffs
- −Tied to Supabase
- −UI you build yourself
Coding-agent prompt
Drop into Claude / Cursor to get idiomatic Supabase Auth code.
You're working with Supabase Auth. Auth built on GoTrue — comes free with Supabase. Best practices: - Lean on: free with supabase - Lean on: social logins - Lean on: open source Things to watch for: - Watch out for: tied to supabase - Watch out for: ui you build yourself General guidance: - Canonical docs: https://supabase.com/docs/guides/auth — check here before inventing APIs. - Keep secrets in environment variables, never commit them. - Write TypeScript where the ecosystem supports it; add types to every exported function. - Add tests for the critical paths before declaring the task done. - Read-the-docs is usually faster than guessing — cite the docs page in code comments when you apply a non-obvious pattern.
Beginner's guide to Supabase Auth
In one line: Free authentication bundled with Supabase's database.
If you're using Supabase, Auth is already there. You get email/password, magic links, and OAuth (sign in with Google etc.) without adding another service.
Popular pairings with Supabase Auth
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