Open source OpenInviterTM (Open InviterTM) is a free import contacts (addressbook) script from email providers like Azet, Uk2, Doramail, Popstarmail, Rediff, 5Fm, Kids, IndiaTimes, Freemail, Inbox.com, Mynet.com, Zapakmail, Aussiemail, Terra, Walla, GMX.net, Interia, Live/Hotmail, Clevergo, Netaddress, Atlas, India, Web.de, Mail.in, AOL, Yandex, Libero, Mail.com, Meta, Gawab, Bigstring, Grafitti, GMail, Xing, LinkedIn, OperaMail, Wp.pt, Nz11, MSN, Apropo, YouTube, Techemail, Lycos, Canoe, O2, KataMail, Plaxo, Mail.ru, Abv, Sapo.pt, Inet, Hushmail, Care2, Rambler, FastMail, Pochta, Evite, Bordermail, Virgilio, Mail2World, Yahoo! or social portals like MySpace, Famiva, Livejournal, Plazes, Badoo, Xuqa, Flingr, Flixster, Multiply, Motortopia, Fdcareer, Twitter, Friendster, Vkontakte, Mevio, Hyves, Facebook, Lovento, Skyrock, Mycatspace, Orkut, Ning, Friendfeed, Mydogspace, Tagged, Perfspot, Bookcrossing, Kincafe, Bebo, Meinvz, Eons, NetLog, Koolro, Konnects, Cyworld, Last.fm, Brazencareerist, Vimeo, Plurk, Flickr, Faces, Xanga, Hi5. This contacts importer script is integrating with content management systems (aka CMS) like Social Engine, Atmail5, symfony, Vwebmail, SimpleMachines Forum (SMF), PunBB, PHPMELODY, Dating Pro, joovili, E107, nowFire, phpizabi, Etano, JamRoom, RoundCube, vBulletin, myBB, Boonex Dolphin, Buddy Zone, Joomla1.0, PhpBB, Wordpress, jamit job, Joomla, Drupal, Social Engine 4, phpFoX. Open Inviter is written in PHP 5 (no database required but cURL or wget required) and running on any webserver (tested on Apache) offering advanced tell a friend features. OpenInviterTM is a free self hosted solution that does not use a third party gateway (or API) to import contacts.