Another del.icio.us find: EyeOS : Taking your life everywhere
EyeOS is a free, cross-platform Personal Content Manager System based upon the style of a Desktop Operating System. The base package includes the whole Operating System structure and ten apps, as a Calendar, a File Manager, a Text Editor, an Internal Messenger, a Browser and a Calculator.
EyeOS’s is thought to provide a complete, scalable and free (GPL Licensed) Organization and Work System. It’s scalable, so everyone can port an existing PHP app to EyeOS and create a meta-package for installing it.