Abac GitHub Repositories (2026) · Open Source Tools

A high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar.

A beautifully crafted general-purpose admin kernel built on XiHan.Framework and XiHan.UI. The basic application of the XiHanFun open-source ecosystem.

Open Source, Google Zanzibar-inspired database for scalably storing and querying fine-grained authorization data

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

A next-gen FOSS self-hosted unified zero trust secure access platform that can operate as a remote access VPN, a ZTNA platform, API/AI/MCP gateway, a PaaS, an ngrok-alternative and a homelab infrastructure.

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 🎉

GrantForge (formerly AuthX) is an open-source (MIT) unified permission platform. It answers two questions in one place: who can do what (functional authorization) and who can see which data (data and field authorization).

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

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

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

Caddy-authz is a middleware for Caddy that blocks or allows requests based on access control policies.