Based on our record, OpenID 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.
Certainly _buying_ domain names to be your identity is new, but OpenID[1] was doing basically that 15 years ago. Add a few meta tags to your website homepage, use that homepage as your "identity" to log in to websites, and they'd up your configured identity provider to do the login & request name/email/whatever else. You weren't locked in to a particular provider, since you logged in as _your_ webpage and could... - Source: Hacker News / 10 months ago
Keycloak - Open Source Identity and Access Management for modern Applications and Services.
OAuth - OAuth is an open standard for authorization. It allows users to share their private resources (e.g.
CAS - Apereo CAS - Enterprise Single Sign On for the Web
BugMeNot - BugMeNot is a free Internet service that provides usernames and passwords to allow users to bypass the registration process for websites.
Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.
humanID - humanID is a one-click anonymous SSO that provides users with an anonymous identity layer.