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Developer ToolsAlternative to CerbosAlternative to OsoAlternative to Auth0 FGA

Casbin

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

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LicenseApache-2.0
GitHub stars18.5k
Last commit1 weeks ago
Tags6 topics
Rbac AbacAccess ControlAuthorization LibraryPerm MetamodelGolang AuthzSecurity
Overview

Why consider Casbin?

Casbin is a high-performance authorization and access control library written in Go (with ports in Java, Node, Python, Rust, C++). Using the PERM metamodel (Policy, Effect, Request, Matchers), Casbin enforces ACL, RBAC, ABAC, and RESTful routing rules across enterprise APIs.

Guided learning

Learn Casbin by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Casbin

Casbin decouples authorization logic into declarative configuration files evaluated at sub-microsecond speeds.

Quickstart

bash
1go get github.com/casbin/casbin/v2

Casbin is licensed under the Apache License Version 2.0.

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Casbin FAQs

Casbin is listed as a Developer Tools tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Casbin is listed under the Apache-2.0 license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Casbin is listed as an alternative to Cerbos. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.