ZEG, which stands for "Zero Effort Groupware", is a virtual appliance of SOGo intended to provide a complete out-of-the-box testing environment. SOGo is a collaboration suite (or groupware) with speed and scalability in mind. It offers calendaring, address book management, and a full-featured Webmail client along with resource sharing and permission handling. It also makes use of documented standards (CalDAV, CardDAV and GroupDAV, vCard, and vCalendar/iCalendar) and thereby enables the use of many clients and the reuse of any existing infrastructure. The appliance is prepared to be imported in VirtualBox but can also used in VMWare.
adx is a minimalistic but massively Web-enabled address book that runs completely in your Web browser. It's OS-independent and supports comprehensive details for each contact entry, including user identifiers and profiles for Skype, Twitter, Flickr, Delicious, Facebook, LinkedIn, studiVZ, instant messengers, etc. It supports the hCard and XFN microformats.
OpenInviter is a script to import contacts (address book data) from email providers like Yandex, Lycos, Rambler.ru, Live / Hotmail, OperaMail, GMX.net, Mail.ru, Mail.com, GMail, Yahoo!, Rediff, AOL, and KataMail. It can import from content management systems like SimpleMachines Forum (SMF), Drupal, Social Engine, Wordpress, PunBB, Joomla, JamRoom, and PhpBB. It also imports from social portals like Twitter, Facebook, Hi5, Friendster, Orkut, Myspace, and LinkedIn. It offers basic "tell a friend" features.
j-XChange is a pure Java implementation of the entire Collaboration Data Objects (CDO 1.21) library for accessing Microsoft Exchange Server in a platform independent manner. This library will allow interoperability with MS Exchange from all non-Windows platforms that support Java. This library is powered by j-Interop.
JumpBox for SugarCRM 5.x is a virtual appliance for SugarCRM 5.x. SugarCRM is a market-leading, commercial, open source customer relationship management (CRM) application. SugarCRM's architecture easily adapts to any business environment by being flexible and cost-effective. For a small business, the JumpBox for SugarCRM can be a huge time and expense saver. It requires minimal technical knowledge to get it installed, and the built-in Web administration console and backup system allow you to feel comfortable that it's going to keep running.
NTX is a groupware solution based on Open-Xchange and CentOS5, and is distributated as an ISO image. Open-Xchange can be a challange to install for most people, but this ISO image makes it very easy. In less than 45 minutes, it installs the OS (CentOS5), Open-Xchange, and all its requirements and third party software like avaadm, linbox, Amavis, ClamAV, websieve Spamassassin, munin, and monit.