Coq au Vin is a blogging engine written in Chicken Scheme. It is designed to appeal to users who have basic Web development skills (i.e., who know HTML and CSS), are able to install their own server-side software, and would rather edit a template than press 105 buttons to customize their sites.
netjukebox is a Web-based media jukebox for MPD, VideoLAN, and Winamp/httpQ. It features realtime MP3 streaming from different audio formats. Users can download single tracks or a whole album in one zip file. It is also possible to batch-transcode the whole music collection to another format or bitrate without touching the original files.
OpenCrypt is a fully automated and self-managing membership and user management system for use on Internet Web sites. It offers support for unlimited membership subscription groups, linked to unlimited secure content areas, and integration with all major e-commerce payment processors. An affiliate system, integrated help-desk, digital file delivery, content management, newsletter and community tools, and in-built shopping cart systems make it an incredible marketing and Web site management tool too. A database integration facility allows you to link registration with any text database or MySQL-based software such as your forum or helpdesk.