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.
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.
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.