Firebase Auth vs Supabase Auth
Updated Apr 26, 2026
Quick Verdict
Firebase Auth has 2.1x more GitHub stars.
GitHub Stars
Firebase Auth 5.1K
vs
Supabase Auth 2.4K
Downloads/wk
Firebase Auth 6.8M
vs
Supabase Auth 0
Contributors
Firebase Auth 224
vs
Supabase Auth 138
Bundle Size
Firebase Auth N/A
vs
Supabase Auth 22.0 KB
Detailed Comparison
Side-by-side metrics from GitHub and npm
Metric
Firebase Auth
Supabase Auth
GitHub Stars
5.1K
2.4K
Weekly Downloads
6.8M
0
Forks
1.0K
655
Open Issues
694
234
Contributors
224
138
Bundle Size (gzip)
N/A
22.0 KB
Dependencies
28
1
Latest Version
12.12.1
2.104.1
Last Commit
Apr 25, 2026
Apr 24, 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 April 25, 2026 and has 224 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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