Contenido is a CMS (content management system) for the Web environment. It features advanced user management, in-site editing, a WYSIWYG editor, and more.
OWX (OmniaWeb-X) is Web-based site mangement software and a development framework that uses exclusively open source software to run.
A Swing component for displaying PDF documents in applets or applications.
A command line option parser for C that works on a minimal set of dependencies.