Wikia offers free MediaWiki hosting for your community to build a free content wiki-based website. Find out why you should use Wikia and request a new wiki in any language or see our list of wikis to visit an existing one.
Omnidrive is what you expect hosted storage to be - easy to use, accessible from anywhere and unrestrictive. Omnidrive will make your life easier by allowing you to store, access and stream your files from almost any web connected platform.
Adobe Share allows you to share, publish and organize your documents, e.g. embed a Flash preview of your document on any website. OK, it's a beta, doesn't seem to work for me.