awesome-auth

Casdoor

UI-first centralized authentication / Single-Sign-On (SSO) platform supporting OAuth 2.0 / OIDC and SAML

Open Source Identity and Access Management

Authelia

The Single Sign-On Multi-Factor portal for web apps

ZITADEL

Cloud-native Identity & Access Management platform for secure authentication, authorization and identity management

authentik is an open-source Identity Provider that emphasizes flexibility and versatility. It can be seamlessly integrated into existing environments to support new protocols

Open-source, developer-friendly authentication, authorization, and IAM solution

Xamarin.Auth

Helps developers authenticate users via standard authentication mechanisms (e.g. OAuth 1.0 and 2.0), and store user credentials

Kentor Authentication Services

Saml2 authentication services for ASP.NET

SimpleAuthentication

ASP.NET library that makes it really easy and simple for developers to add social authentication to an ASP.NET application

OwinOAuthProviders

OAuth providers for Owin

AspNetSaml

SAML library for ASP.NET Core

AspNet.Security.OAuth.Providers

OAuth2 social authentication providers for ASP.NET Core

IdentityServer4

OpenID Connect & OAuth 2.0 framework for ASP.NET Core

Authgear SDK for Xamarin

You can easily integrate authentication features into your Xamarin apps. In most cases, it involves just a few lines of code to enable multiple authentication methods

Casdoor

UI-first centralized authentication / Single-Sign-On (SSO) platform supporting OAuth 2.0 / OIDC and SAML

OIDC

OpenID Connect Library (client and server) for Go

Ory Hydra

OpenID Connect certified OAuth2 server

Ory Kratos

API-first Identity and User Management system built for cloud applications

Ory Oathkeeper

Identity/Access proxy inspired by the BeyondCorp/Zero-Trust white paper

Ory Fosite

Extensible OAuth 2.0 and OpenID Connect SDK for Golang

ZITADEL

Cloud-native Identity & Access Management platform for secure authentication, authorization and identity management

Apache Shiro

Powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management

pac4j

Security engine for Java (authentication, authorization, multi frameworks): OAuth, CAS, SAML, OpenID Connect, LDAP, JWT

Spring Security OAuth

Provides support for using Spring Security with OAuth (1a) and OAuth2

Passport

Simple, unobtrusive authentication for Node.js. A comprehensive set of strategies support authentication using a username and password, Facebook, Twitter, and more

bell

Third-party authentication plugin for hapi. Ships with built-in support for various well-known sites and simple configuration object will support other OAuth 1.0a and OAuth 2.0 sites

Open-source authN & authZ for modern web apps, comes with pre-built components for Next.js

Keystone

Provides authentication, authorization and service discovery mechanisms via HTTP primarily for use by projects in the OpenStack family

Authomatic

Simple yet powerful authorization & authentication client library for Python web applications

Python Social Auth

Easy to setup social authentication/registration mechanism with support for several frameworks and auth providers

Raider

Web authentication testing framework, which treats the authentication process as finite state machines

Authlogic

Clean, simple, and unobtrusive Ruby authentication solution

Authgear SDK for Flutter

With Authgear SDK for Flutter, you can easily integrate authentication features into your Flutter apps. In most cases, it involves just a few lines of code to enable multiple authentication methods

AndPermission

Android runtime permission, support the right to apply for permission at any place

Authgear SDK for Android

Android SDK to authenticate and authorize users based on the OAuth 2.0 authorization framework

Casbin.NET

Authorization library that supports access control models like ACL, RBAC, ABAC in .NET (C#)

DotNetOpenAuth

Implementation of the OpenID, OAuth protocols

AuthorizationServer

Sample implementation of an OAuth2 authorization server

Casbin

Authorization library that supports access control models like ACL, RBAC, ABAC in Golang

goRBAC

Lightweight role-based access control implementation in Go

Ladon

SDK for access control policies: authorization for the microservice and IoT age

Foulkon

Authorization server that allows or denies access to web resources

Gocialite

Social OAuth login in Go with multiple providers has never been so easy

OIDC

OpenID Connect Library (client and server) for Go

Ory Keto

Access control server capable of solving complex use cases (multi-tenant, attribute-based access control, etc.) with access control policies

Oso

Batteries-included framework for building authorization in your Go application

Fine-grained authorization for cloud-native applications. Combining the best of OPA and Zanzibar

ZITADEL

Cloud-native Identity & Access Management platform for secure authentication, authorization and identity management

Casbin-Rs

Authorization library that supports access control models like ACL, RBAC, ABAC in Rust

Oso

Batteries-included framework for building authorization in your Rust application

Permission

Unified API to ask for permissions on iOS

Authgear SDK for iOS

With Authgear SDK for iOS, you can easily integrate authorization features into your iOS apps

jCasbin

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

Apache Shiro

Powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management

pac4j

Security engine for Java (authentication, authorization, multi-frameworks): OAuth, CAS, SAML, OpenID Connect, LDAP, JWT

AT&T XACML

XACML 3.0 implementation from AT&T

Apache Sentry

Highly modular system for providing fine grained role based authorization to both data and metadata stored on an Apache Hadoop cluster

TOTP Server-Side Library

TOTP server-side library

Oso

Batteries-included framework for building authorization in your Java application

Node-Casbin

Authorization library that supports access control models like ACL, RBAC, ABAC in Node.js

RBAC

Hierarchical role-based access control for Node.js

ABAC

Attribute-based access control for Node.js

accesscontrol

Role and attribute-based access control for Node.js

Oso

Batteries-included framework for building authorization in your Node.js application

Open-source authN & authZ for modern web apps, comes with pre-built components for Next.js

PHP-Casbin

Authorization library that supports access control models like ACL, RBAC, ABAC in PHP

PHP-RBAC

Authorization library for PHP which provides developers with NIST Level 2 hierarchical role-based access control

ezRbac

Simple yet easy to implement role-based access control library for popular PHP framework:

php-abac

Attribute-based access control library

laravel-permission

Allows you to manage user permissions and roles in a database

logical-permissions-php

This is a generic library that provides support for array-based permissions with logic gates such as AND and OR

symfony-logical-authorization-bundle

This Symfony bundle provides a unifying solution for authorization that aims to be flexible, convenient and consistent

PyCasbin

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

Simple RBAC

Simple role-based access control utility for Python

Flask-RBAC

Adds RBAC support to

Vakt

Attribute-based access control (ABAC) SDK for Python

Oso

Batteries-included framework for building authorization in your Python application

Oso

Batteries-included framework for building authorization in your Ruby application

Pundit

Minimal authorization through OO design and pure Ruby classes

Casbin

Authorization library that supports access control models like ACL, RBAC, ABAC in Ruby

CanCanCan

Authorization for Ruby on Rails