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.
Sputnik is a content management system (CMS) designed for extensibility. It works as a wiki out of the box, but can be extended into other things. It offers editable nodes, history and diff, user accounts with optional email validation, a flexible permission system, RSS feeds, and more. Sputnik supports access control and has editable templates. It can be used to maintain a personal Web site that doesn't look like a wiki and that only you can edit. Sputnik is easy to install on shared hosting without root accounts.
geoPlugin is a PHP class that can get geographical information from an IP address using the geoPlugin Web service, also known as geolocation or geoIP. It takes a given IP address and sends a request to the geoPlugin Web services server to obtain the geographic location associated to the IP address. The class also retrieves the location's currency name and conversion rate relative to a given base currency. This can be used to convert a given amount of money to the local currency. It can also retrieve locations near a place given its latitude and longitude coordinates.
Foswiki is wiki software, supporting the editing of Web pages in an ordinary Web browser by end users. What makes Foswiki special is that it supports the embedding of active and passive macros that enhance the page content (e.g. with global or dynamic information) and allow end-users to build applications that store and process data in a structured manner.
VStarBlogEngine is a lightweight multi-user/single-blog engine intended for bloggers who need a simple, fast, and reliable blogging platform. It is built as an alternative to existing heavily-armored blog engines, such as Wordpress, Drupal, and others. It features fast and secure blogging, quick threaded commenting with CAPTCHA, multi-language support with UTF-8 database encoding, subscription to comments, tags support, spam filtering, RSS support, LiveJournal cross-posting, and Wordpress database import. It does not feature self-registration, OpenID, a visual editor, plugins, widgets, etc.