oauth.io Alternatives

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

OmniAuth is a flexible authentication system utilizing Rack middleware.

Protect your brand. Register your trademark. Free verification. Simple online process. Transparent price. Money back guarantee.

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

Flexible authentication solution for Rails with Warden.

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

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

Google Authenticator is a multifactor app for mobile devices.

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

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

LastPass is an online password manager and form filler that makes web browsing easier and more secure.

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

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

Duo Security provides cloud-based two-factor authentication. Duo’s technology can be deployed to protect users, data, and applications from breaches, credential theft, and account takeover.