BBSzilla is an extension for Mozilla-based browsers such as the Mozilla Application Suite and Firefox. It gives the browser the ability to connect to Bulletin Board Systems that utilize TCP/IP, such as Hotline servers. There is functionality for multi-user chat, single-user messaging, as well as server-side and P2P file sharing, threaded news, single-thread bulletins, and more.
Blogxter is a multi-user publishing application. It features a WYSIWYG editor, uploadable XSL and CSS styling, automatic HTML to XHTML conversion, paginated blogs, an easy to restyle MVC front-end, polls, graphical statistics, spell checker, RSS 2.0 feeds, Trackback 1.1 client and server, and anti-spam comments. It is composed from modular XML services in a virtual private URI address space.
Vanilla is a WikiClone written in REBOL. It is useful for collaboratively working on projects, tracking todo items, managing adresses, and creating Web logs. All page editing takes place in the browser. Vanilla features a simple templating system, a full-featured user and session management system, and an extension architecture for writing simple Web applications in REBOL.