Based on our record, DotNetOpenAuth seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
But if the OpenID server would be for a intranet or low number of requests, you can go ahread (in my opinion) and the post also recommends http://dotnetopenauth.net/ because has a OpenID provider and samples. Source: over 1 year ago
Keycloak - Open Source Identity and Access Management for modern Applications and Services.
ASP.NET Identity - ASP.NET Identity is a membership-based software system designed for the authentication and authorization of the users via building an ASP.NET application.
IdentityServer - An open-source, standards-compliant, and flexible OpenID Connect and OAuth 2.x framework for ASP.NET Core
OAuth - OAuth is an open standard for authorization. It allows users to share their private resources (e.g.
Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.
Okta Workforce Identity - Okta Workforce Identity is utility software for enterprises that provides a new way of work that enable your employees, contractors, and partners to use technology on any device.