myOpenID

Using LoginRadius, you can easily integrate social logins on your website and allow users to login with their existing accounts on Facebook, Google, Yahoo, Twitter and over 20 more providers. …

Persona (formerly BrowserID) allows you to sign in to sites using an email address you choose. So, instead of having to manage multiple usernames and passwords across your favorite sites …

OpenID is an open standard that describes how users can be authenticated in a decentralized manner, eliminating the need for services to provide their own ad hoc systems and allowing …

Janrain provides hosted user management solutions for social login and sharing, single sign-on and social profile storage.

OAuth is an open standard for authorization. It allows users to share their private resources (e.g. photos, videos, contact lists) stored on one site with another site without having to …

Proofile is a simple and easy way to connect your online identities with each other making it possible to link and manage your web accounts. All the data may be …

DandyID is a single access point for managing and sharing your online social identifiers.

Profilactic.com is an online identity aggregator that pulls together all of the profiles and content that you create at sites like Flickr, twitter, MySpace, Digg, del.icio.us, Facebook, Zooomr, FriendFeed,...