mod_authn_sasl is a SASL authentication backend provider module for the Apache 2.2 webserver. It provides password checking functionality for HTTP Basic Authentication. Username and password are checked against the SASL password checking backends.
ISPMan is a system to design massive ISPs using LDAP as the backend.
ISPMan provides a web front end and a command line interface to create virtual domains and manages users, dns information, email infos and httpd setup data for these vhosts.