Firebase Authentication Alternatives

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

Open Source

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.

#1 Employee monitoring software that gives you unparalleled data about your team’s work habits. Take a deep dive into individual or organisational productivity metrics through real-time or historical data.

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The Spring portfolio has many projects, including Spring Framework, Spring IO Platform, Spring Cloud, Spring Boot, Spring Data, Spring Security...

Open Source

JSON Web Tokens are an open, industry standard RFC 7519 method for representing claims securely between two parties.

Open Source

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

Open Source

Application and Data, Application Utilities, and User Management and Authentication

Open Source

Flexible authentication solution for Rails with Warden.

JSON Web Token Authentication support for Django REST Framework - jpadilla/django-rest-framework-jwt

Utilities, Application Utilities, and User Management and Authentication

LDAP is a very flexible standards-based method that can be used to store and query information about users, groups, devices and provide authentication and authorization services in a networked environment.

OmniAuth is a flexible authentication system utilizing Rack middleware.

Open Source

OAuth that just works. Integrate 100+ OAuth providers in minutes.

On-demand SSO, directory integration, user provisioning and more