Authorization
Casbin vs OPA vs Cedar: Best Self-Hosted Authorization Engines 2026
Compare Casbin, Open Policy Agent (OPA), and Cedar — three powerful open-source authorization engines. Learn which policy engine fits your self-hosted application with Docker configs, policy examples, and real-world use cases.
SpiceDB vs OpenFGA vs Permify: Self-Hosted Authorization Engines 2026
Compare SpiceDB, OpenFGA, and Permify — three Zanzibar-inspired open-source authorization engines for fine-grained, self-hosted permissions. Includes Docker setup, ReBAC modeling, and performance benchmarks.