Best oauth.io Alternatives & Competitors in 2025

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

Key Auth0 features:

Ease of Use Security Scalability Customization

Open Source

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

Key Spring Security features:

Comprehensive Security Features Integration with Spring Ecosystem Customizable Active Community and Support

Open Source

Unimus is a Network Automation and Configuration management (NCM) solution designed for fast deployment network-wide and ease of use. Unimus does not require learning any abstraction or templating languages, and does not require any coding skills.

Key Unimus features:

Network Automation Configuration Backup Change management Configuration Auditing

Try for free freemium

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

Key Firebase Authentication features:

Ease of Use Multiple Providers Security Cross-Platform Support

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

Key JSON Web Token features:

Stateless Scalability Decentralized Issuance Performance

Open Source

OmniAuth is a flexible authentication system utilizing Rack middleware.

Key OmniAuth features:

Multifunctional Flexibility Community Support DRY Principle

Open Source

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

Key Django REST framework JWT features:

Ease of Use Stateless Authentication Wide Adoption Token-Based Security

Flexible authentication solution for Rails with Warden.

Key Devise features:

Comprehensive Functionality Modular and Extensible Community Support Security

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.

Key LDAP features:

Centralized Authentication Scalability Compatibility Flexibility

Utilities, Application Utilities, and User Management and Authentication.

Key sso features:

Convenience Improved Security Efficient User Management Reduced IT Costs

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

Key OAuth2 features:

Delegated Access Enhanced Security Scalability User Experience

Open Source

Google Authenticator is a multifactor app for mobile devices.

Key Google Authenticator features:

Enhanced Security Offline Access Compatibility Free of Charge

free

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.

Key Duo Security features:

Easy Integration User-Friendly Comprehensive MFA Options Strong Security Features

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

Key OneLogin features:

User-Friendly Interface Single Sign-On (SSO) Capabilities Comprehensive Integrations Enhanced Security Features