sentinel
The premium Open Source alternative to Auth0
🎯 Best for:B2B SaaS requiring strict data isolation per tenant.
What is sentinel?
A self-hosted identity and access management system replacing Auth0 for B2B applications. It natively handles multi-tenancy and organization hierarchies without requiring complex custom logic.
Tech Stack
PHPBackend & Auth
Why sentinel?
- • Native multi-tenancy support
- • Full data sovereignty
- • Lower cost at scale
Limitations
- • Self-hosting maintenance
- • Smaller community than Keycloak
- • Limited pre-built integrations
2/12/2026
Last Update
246
Forks
43
Issues
BSD-3-Clause
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to sentinel instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Auth0)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%