Open Source Identity and Access Management for modern Applications and Services.




The best Identity Management alternative to Microsoft Entra ID is Keycloak, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Microsoft Entra ID and many of them are Identity Management Tools so hopefully you can find a suitable replacement. Other interesting Identity Management Tool alternatives to Microsoft Entra ID are authentik, Kanidm, Phase Two and Amazon Cognito.
Open Source Identity and Access Management for modern Applications and Services.




authentik is an open-source identity provider focused on flexibility and versatility.




Kanidm is an identity management server, acting as an authority on account information, authentication and authorisation within a technical environment.


Phase Two builds on top of Keycloak, one of the most widely used open source identity and access management systems in the world. Our extensions bring multi-tenancy, audit logging, a self-service admin portal, and more to enhance Keycloak for SaaS and on-premise use cases.


Amazon Cognito lets you add user sign-up/sign-in and access control to your web and mobile apps quickly and easily. Cognito scales to millions of users, and supports sign-in with social identity providers such as FB, Google, and Amazon, and SAML 2.0.

The goal of Pocket ID is to be a simple and easy-to-use. There are other self-hosted OIDC providers like Keycloak or ORY Hydra but they are often too complex for simple use cases.

Okta's Workforce and Customer Identity Clouds enable secure access, authentication, and automation—putting identity at the heart of business security and growth.



With AWS Identity and Access Management (IAM), you can specify who or what can access services and resources in AWS, centrally manage fine-grained permissions, and analyze access to refine permissions across AWS.

Nubus is a modular open-source solution for centralized identity & access management, providing secure user management, role-based access control, and Single Sign-On (SSO) via a central web portal.



SambaBox is an enterprise directory appliance with Web based management interface. SambaBox also offers integrated domain name (DNS), dynamic computer configuration (DHCP), certificate authority (CA), Microsoft Exchange compatible and also supports up to 2016 Functional Level...

Ory builds cloud-native authentication (login), authorization (permission), delegation (OAuth2, OpenID Connect), and user management software. You can deploy what you need yourself or use the Ory Network and get started in minutes.
HelloID is a cloud-based Identity & Access Management (IAM) solution. It has functionality that includes automated self service, provisioning, password reset, among other modules.