TWiki is a flexible, powerful, and simple Web based collaboration platform. It is suitable for dynamic intranets and knowledge bases, and for sharing and managing documents and collaborative projects. It resembles a normal Web site, but every page can be changed from a browser. It features automatic link generation, full text search, group authorization, Web forms, reporting, change notification, file attachments, revision control of pages and attachments, a modular templating system with skins, hierarchical navigation based on the topic parenting feature, and more. Plugins can be used to enhance the program and build groupware applications.
sTeam provides a technical platform which allows groups of students, lecturers, and any other groups to construct and arrange their individual and cooperative learning and working space. It consists of an object-oriented server connected to a database, and Web, Java, and other (FTP, SMTP, IRC, etc.) clients. The server is event-driven and manages all user objects as well as the communication between the connected clients. Features that were different from most other cooperation tools is the self-organisation and self-administration by the members within the virtual environment.
Plone is a content management system that is simple to set up, maintain, and modify. It is designed to be a corporate-ready content management system. It is ideal as an intranet and extranet server, as a document/Web publishing system, and as a groupware tool for collaboration between separately located entities. It aims to be a proper content management and publishing system, sharing the same qualities as Teamsite, Livelink, and Documentum.
IGSuite is a Web-based groupware collaboration suite. It gives you a "box" of applications that includes wiki, email, documents, calendar, tasks, fax, contacts, notes, links, and more. The power of collaboration comes in when these individual suite components are shared and used within a group. It strives to provide location independence, platform independence, machine independence, and browser independence.
DoXFS (pron. docs-eff-ess) is a document management system that uses the XFS filesystem to store both content (files) and meta-data (file attributes), bypassing the traditional architecture of filesystem and database, and leveraging the built-in advantages of XFS. Currently, it offers a Web frontend based on PHP and standard management functionality (create, delete, attributes add/delete, etc.) as well as extras such as versioning and Full Text Indexing (using Namazu).