OAuth 2.0 Authorization Code Flow with PKCE allows you to authenticate on behalf of another user with have more control over an application's scopes and improves authorization flows across multiple devices.

LoginRadius is described as 'Is SaaS based CIAM platform that manages consumer identity and privacy, allowing businesses to customize a secure and delightful digital experience their consumers will love' and is a identity management tool in the security & privacy category. There are more than 50 alternatives to LoginRadius for a variety of platforms, including Web-based, Self-Hosted, SaaS, Linux and Mac apps. The best LoginRadius alternative is Keycloak, which is both free and Open Source. Other great apps like LoginRadius are authentik, Authelia, Kanidm and Auth0.
OAuth 2.0 Authorization Code Flow with PKCE allows you to authenticate on behalf of another user with have more control over an application's scopes and improves authorization flows across multiple devices.

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.



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.


The Gluu Server is a container distribution of free open source software (FOSS) for identity and access management (IAM). SaaS, custom, open source and commercial web and mobile applications can leverage a Gluu Server for user authentication, identity information, and policy...
The Shibboleth software implements widely used federated identity standards, principally the OASIS Security Assertion Markup Language (SAML), to provide a federated single sign-on and attribute exchange framework.
A service that let you share addresses to web pages etc on most of the common used social networks and sites.
10Duke Identity Provider makes it easy for your customers to access and register to multiple applications with single username and password or using their favorite social login, secures profile data and easily integrates with leading business tools.




OneLogin is a cloud-based IAM solution providing users secure access to cloud applications from any device.
FusionAuth is an auth for any app. Get everything you need for secure registration and user management in minutes. Single-tenant, on-prem or private cloud, custom emails with localization, social login, and more.




Frontegg is a developer platform that enables product-led-growth through a customer-facing user-management interface embedded seamlessly within any product.



