Ory Keto vs Ory Oathkeeper: Side-by-Side Comparison (2026)

Ory Keto: Open source authorization server based on Google Zanzibar for access control. built by Ory Corp. Core capabilities include Google Zanzibar implementation, gRPC and REST APIs, RBAC, ABAC, and ACL support..

Ory Oathkeeper: Identity & Access Proxy for authenticating, authorizing & mutating HTTP requests. built by Ory Corp. Core capabilities include Identity and Access Proxy for HTTP request authorization, Access Control Decision API, Rule-based access control with YAML configuration..

Both serve the Access Management market but differ in approach, feature depth, and target audience.

Ory Keto differentiates with Google Zanzibar implementation, gRPC and REST APIs, RBAC, ABAC, and ACL support. Ory Oathkeeper differentiates with Identity and Access Proxy for HTTP request authorization, Access Control Decision API, Rule-based access control with YAML configuration.

Ory Keto is developed by Ory Corp. Ory Oathkeeper is developed by Ory Corp. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Ory Keto and Ory Oathkeeper serve similar Access Management use cases: both are Access Management tools, both cover Authorization, Open Source. Key differences: Ory Keto is Free while Ory Oathkeeper is Commercial. Review the feature comparison above to determine which fits your requirements.