Dudle is an online scheduling application. Users are able to schedule events (such as telephone conferences and meetings) or run opinion polls (for example, to find out which sort of coffee people like the most). Unlike most other similar applications, Dudle offers enhanced access control settings, which minimizes trust assumptions in the polling server.
Colubris helps small creative teams track projects and clients. It focuses on Budgets, agreements between your team and your client to pay you money for your work. It helps your developer or design team focus on projects which are profitable and prevent you from doing any "extra" or "free" work. It is developed in Agile Toolkit and can be customized to your own needs or workflow.
GroupServer is a Web-based mailing list manager designed for large sites. It provides email interaction like a traditional mailing list manager but also supports reading, searching, and posting of messages and files via the Web. Users have forum-style profiles, and can manage their email addresses and other settings using the same Web interface. It has supports features such as Atom feeds, a basic CMS, statistics, multiple verified addresses per user, and bounce detection, and is able to be heavily customized.
Kune is a distributed social network focused on collaboration rather than just on communication. It focuses on online real-time collaborative editing (Wave-based), decentralized social networking (federation), and Web publishing, while focusing on workgroups rather than just on individuals. It aims to create online spaces for collaborative work where organizations and individuals can build projects online, coordinate common agendas, set up virtual meetings, publish on the Web, and join organizations with similar interests. It has a special focus on Free Culture and social movements needs.