Although photoDiary looks like just another Web-based photo album application, it has a couple of nifty features that make it a good choice for hosting and showcasing your photographic masterpieces.
Google Docs is maybe the king among Web-based collaborative editing and document sharing applications, but the productivity suite from the all-mighty giant is not the only fish in the sea. An open source Web-based solution, co-ment provides an efficient document collaboration environment which offers everything you need to edit, annotate, and share documents.