Warren-CMS is a content management system with developer-provided file type handlers, built-in link and grouping management, and an XML interface that makes writing proprietary clients easy for developers who wish to do so.
An web system for small university courses, typically postgrad. Simple to install/maintain, easy for "teachers" with any scripting skills to extend. Alternative to big-iron VLEs/LMSs. Forums, quizzes, timetables, cms, year and user management, etc.