Open Source Authorization & Permissions Tools using Java

Comprehensive open source identity management solution offering single sign-on, social login, and fine-grained authorization for applications and services.

Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.

A scalable authorization layer that provides fine-grained access control through externalized policies, enabling secure and flexible permissions management.