CanCanCommunity/cancancan

Minimal authorization through OO design and pure Ruby classes

Authorization framework for Ruby/Rails applications

An open-source authorization as a service inspired by Google Zanzibar, designed to build and manage fine-grained and scalable authorization systems for any application. — Permify is now part of FusionAuth 🎉

CASL is an isomorphic authorization JavaScript library which restricts what resources a given user is allowed to access

Apache Casbin: an authorization library that supports access control models like ACL, RBAC, ABAC.

An authorization library that supports access control models like ACL, RBAC, ABAC in PHP .

Cerbos is an open-core authorization management platform for authorizing every identity and governing every action across applications, gateways, workloads, and AI agents.

Flexible authentication solution for Rails with Warden.

Warrant is a highly scalable, centralized authorization service based on Google Zanzibar. Use it to define, enforce, query, and audit application authorization and access control.