SpiceDB
Identity & SSOOpen-source Zanzibar-inspired permissions database
Replaces Auth0 FGA, OpenFGA
7 self-hosted Auth0 FGA alternatives
Auth0 FGA is Okta/Auth0's hosted fine-grained authorization SaaS, based on Google Zanzibar. These open-source apps let you replace Auth0 FGA with software you host and control yourself.
Best self-hosted Auth0 FGA alternatives
Permify
Identity & SSOOpen-source authorization service for fine-grained access
Replaces Auth0 FGA, OpenFGA
OpenFGA
Identity & SSOHigh-performance fine-grained authorization engine
Replaces Auth0 FGA
Ory Keto
Identity & SSOPermission and authorization server based on Zanzibar
Replaces Auth0 FGA, OpenFGA
Cerbos
Identity & SSOScalable, decoupled authorization service
Replaces Auth0 FGA, OPA
Topaz
Identity & SSOOpen-source authorization with fine-grained access control
Replaces Auth0 FGA
Warrant
Identity & SSOOpen-source authorization service for fine-grained access
Replaces Auth0 FGA
No apps match these filters.
Compare Auth0 FGA alternatives
- Cerbos vs OpenFGA
- Cerbos vs Ory Keto
- Cerbos vs Permify
- Cerbos vs SpiceDB
- Cerbos vs Topaz
- Cerbos vs Warrant
- OpenFGA vs Ory Keto
- OpenFGA vs Permify
- OpenFGA vs SpiceDB
- OpenFGA vs Topaz
- OpenFGA vs Warrant
- Ory Keto vs Permify
- Ory Keto vs SpiceDB
- Ory Keto vs Topaz
- Ory Keto vs Warrant
- Permify vs SpiceDB
- Permify vs Topaz
- Permify vs Warrant
- SpiceDB vs Topaz
- SpiceDB vs Warrant
- Topaz vs Warrant
Switching from Auth0 FGA
Moving off Auth0 FGA means trading a managed subscription for a service you run yourself. The payoff is ownership: no per-seat pricing, no vendor lock-in, and full control of your data. Start with the option above that matches your setup-difficulty comfort level — every app links to a detailed specs page and head-to-head comparisons.