Bike is a Web application framework that can make feature-rich applications using HTML files only. You need no database setup (by default), no scheme definition, and no command-line voodoo. Just put a good old HTML file under skin/, and your new app is already running. Bike is front-ended by Rack, back-ended by Sequel.
AldoContent is a lightweight CMS focused on usability and simplicity. It is designed for multilingual Web sites and can have sections with public and private content. It has file management, is extensible with plugins, and uses gettext for localization. Is written in PHP for a MySQL backend.
OpenLaunch is a Web-based content management system that integrates a broad array of services into a single, fully-featured, elegantly designed Web site. The project aims to eliminte the difficulty of integrating multiple systems into a single Web site by implementing a blog, forum, Web pages, wiki, and (coming soon) E-Commerce and support tickets. It is built around the Torpedo Framework, an open MVC framework which includes support for controllers, forms, and a large number of other very useful utilities.
I-Metrics CMS is a complete Web content management system that can be used for start-up businesses, blogs, and personal sites. It has scalable functionality. It includes advanced SEO modules, Helpdesk, and an abstraction layer to group Web site content in a custom manner. There is an advanced plugin system and dedicated template/layout mechanism, which greatly simplifies template integration as there are just few basic files to set up a template.
BitNami Enano CMS Stack is an easy-to-use installer for Enano CMS, a content management system that strives to have "less bloat and more float" than other solutions. It includes powerful administrative capabilities and a variety of plugins to add portals, forums, blogs, and other functionality.