ORY Hydra Alternatives

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

Open Source

Auth0 is a program for people to get authentication and authorization services for their own business use.

Open Source

B2B SaaS: Make your app enterprise-ready! Authentication - SAML/OIDC SSO, Directory Sync (SCIM 2.0), Audit Logs, Data Privacy Vault, and more!

Try for free Open Source free $49.0 / Monthly (Per connection)

Enterprise-grade identity management for all your apps, users & devices

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

Azure Active Directory is a comprehensive identity and access management cloud solution that provides a robust set of capabilities to manage users and groups and help secure access to applications including Microsoft online services like Office 365 …

An open-source, standards-compliant, and flexible OpenID Connect and OAuth 2.x framework for ASP.NET Core

Open Source

Google Cloud Identity & Access Management (IAM) lets administrators authorize who can take action on specific resources, giving you full control and visibility to manage cloud resources centrally.

Authelia is an open-source authentication server providing SSO and two-factor for your applications running behind NGINX.

Open Source

Developer-first Access Management

Open Source

FusionAuth is a CIAM platform that is 100% free for unlimited users.

Open Source freemium

CAS provides enterprise single sign-on service for the web.

Central authentication & authorization for web and mobile applications with Single Sign On, OAuth2 and LDAP

Apereo CAS - Enterprise Single Sign On for the Web