Open Source Authorization & Permissions Tools using Postgres
A curated collection of the best open source systems for defining and enforcing access control policies. using Postgres.
Secure, customizable identity infrastructure for developers
Stars
14,935Last commit
2 hours agoLicense
AGPL-3.0
ZITADEL provides a comprehensive identity management solution with easy APIs, customizable workflows, and serverless deployment options.
Open Source Alternative to:
Modular auth, payments, emails, and analytics for your product
Stars
6,847Last commit
2 hours agoLicense
Unknown
Self-hostable platform combining user auth, payments, email, and analytics into modular building blocks that fit around your existing product.
Open Source Alternative to:
Build scalable authorization in minutes, not months
Stars
5,946Last commit
15 hours agoLicense
AGPL-3.0
Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.
Open Source Alternative to:
Secure, policy-based access control for modern applications
Stars
4,567Last commit
5 hours agoLicense
Apache-2.0
A scalable authorization layer that provides fine-grained access control through externalized policies, enabling secure and flexible permissions management.
Open Source Alternative to:
Sent – Messaging Infrastructure for Developers. One API for SMS, WhatsApp, and RCS across 190+ countries.
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