Community-ID is an OpenID implementation in PHP which is OpenID 2.0 compliant.
* Community-ID is build to 100% on Open Source software and is release under the BSD license.
* Users can keep track of their trusted sites and manage them.
* For Community-ID administrators statistics are available to track registration of new users, authorized users per day or the number of trusted sites.
* Administrators can set the site in maintenance mode or send emails to all registered users.
* For user data and authentication, admin can choose the default db storage, or to connect to an LDAP server