tellmatic is a php and mysql based newsletter script to create, manage and send personalized newsletters or mass mails. uses wysiwyg and has a form editor. adresses and newsletter are stored in unlimited groups. handle bouncemails and failed adresses
WebAddressBook is an addressbook written in PHP. It uses ADOdb as databse abstraction layer, at the moment only MySQL is supported, others may work as well. It has many import and export functions like Microsoft WAB, VCF, CSV, XML, white lists