Very Quick Wiki is a JSP/Servlet WikiWiki Web clone. It is installed by dropping a single WAR into Tomcat, Resin, etc. It features built-in filesystem or MySQL backend, email notification, diff, usernames, file upload /attachment, admin/topic-locking, recent changes, search engine, standard Wiki markup, and optional HTML support.
OpenPSA is a Web application designed specifically to meet the needs of Web agencies and consultants. It aims to be a one-stop solution for the management of typical agency business processes, such as project management and time tracking, invoicing and document management, and group calendars. It also includes CRM features such as sales force automation and direct marketing, and is extendable via the builtin component framework.
Tiki Wiki CMS Groupware is a full-featured, Web-based, multilingual, tightly integrated, all-in-one wiki, CMS, and groupware. Tiki can be used to create all kinds of Web applications, sites, portals, knowledge bases, intranets, and extranets. Tiki offers a very large number of features "out-of-the-box". It is highly configurable and modular. All features are optional and administered via a Web-based interface. Major features include a robust wiki engine, news articles, discussion forums, newsletters, blogs, file and image galleries, bug and issue trackers, a link directory, polls/surveys and quizzes, FAQs, a banner management system, calendar, maps, mobile access, RSS feeds, a category system, tags, an advanced themeing engine (Smarty), spreadsheet, live support, shoutbox, inter-user messaging, menu generator, advanced permission system for users and groups, internal search engine, external authentication support, and more. It was formerly named TikiWiki.
Team Elements is a collaboration and project management Web application featuring wikis, news and blogs, project plans, assignments, team members, shared discussions, announcements, lists, issue tracking, document storage, full-text search, reporting, and personalized RSS feeds. Users can create a project, then invite others to participate. It's designed for professional and personal use, with each project space containing a full set of permissions and users. The Team Elements framework powers ConcourseConnect.
SearchLog can be used as a searchable weblog. It is designed with usability in mind, and uses highlighting and easy linking between entries to give the user maximum power for minimum effort. It is much more than a weblog, however. It was designed as a knowledge management tool. It serves as a personal information management tool and portal. It is powerful and versatile enough to do several jobs well.
WackoWiki is a small, lightweight, handy, expandable Wiki clone. Its main advantages are a visual (WYSIWYG) editor, an easy installer, full Russian support, many localizations, email notification on changes/comments, several cache levels, design themes (skins) support, XHTML compliance, page rights (ACLs), and page comments.
Morcego is a 3D graph browser for viewing and navigating any graph-like structure. Examples of such structures include social networks, site maps, hierarchies, and genealogy trees. It currently only support simple graphs. It's already integrated into TikiWiki. Morcego is not meant to provide a solution for the end user, but to be embedded in a Web application by developers. It's a Java applet that communicates with an XML-RPC server to load the graph that is displayed.
JSPWiki is a JSP-based WikiWiki clone. It supports all the standard Wiki features, including attachments, full UTF-8 support, templates, and page locking. It also supports an XML-RPC API for scripting, Weblog functionality, Atom and RSS feeds, WikiForms, spam filtering, in-page CSS, and very fast searching using Lucene. Most functions are served by plugins, so you can develop your own extensions.