Sayura is a simple Web-based networking and server administration system for Debian-based GNU/Linux systems.
Fang of Mongo is a Web based user interface for MongoDB. It will allow you to explore the content of a MongoDB database with a simple but pleasant user interface. You can easily get insight on database content, query documents, and check index size.
An Ubuntu-based Apache Tomcat appliance that is easy to use and lightweight.
An implementation of Microsoft's Ribbon UI for Qt.