DevTools VS

Firebase Auth vs Supabase Auth

Updated Mar 4, 2026

Quick Verdict

Firebase Auth has 2.2x more GitHub stars.

GitHub Stars
Firebase Auth 5.1K
vs
Supabase Auth 2.3K
Downloads/wk
Firebase Auth 0
vs
Supabase Auth 0
Contributors
Firebase Auth 222
vs
Supabase Auth 137
Bundle Size
Firebase Auth N/A
vs
Supabase Auth N/A

Firebase Auth

Website

Google's authentication service for web and mobile apps

authgooglemobilesaas

Supabase Auth

Website

Open source authentication system built into Supabase

authsupabaseopen-sourcepostgresql

Detailed Comparison

Side-by-side metrics from GitHub and npm

Metric
Firebase Auth
Supabase Auth
GitHub Stars
5.1K
2.3K
Weekly Downloads
0
0
Forks
1.0K
628
Open Issues
750
203
Contributors
222
137
Bundle Size (gzip)
N/A
N/A
Dependencies
28
1
Latest Version
12.10.0
2.98.0
Last Commit
Mar 4, 2026
Mar 2, 2026
License
NOASSERTION
MIT
First Published
Feb 21, 2012
Dec 20, 2023

Feature Comparison

Framework capabilities at a glance

Feature
Firebase Auth
Supabase Auth
Oauth
Magic Links
Mfa
Session
Jwt
Social Login
Self Hosted

Frequently Asked Questions

Common questions about Firebase Auth vs Supabase Auth

Is Firebase Auth better than Supabase Auth?

It depends on your use case. Firebase Auth is google's authentication service for web and mobile apps, while Supabase Auth is open source authentication system built into supabase. Compare the stats and features above to decide which fits your needs.

Is Firebase Auth still maintained in 2026?

Yes, Firebase Auth was last updated on March 4, 2026 and has 222 contributors.

Can I migrate from Firebase Auth to Supabase Auth?

Migration complexity depends on how deeply Firebase Auth is integrated into your project. Both tools serve similar purposes in the Authentication space, so migration is generally feasible with proper planning.

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