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.
When there are infinite copies of something, charging for one is almost impossible. Here are his eight ways of making something worth charging for: like education?
BitNami bundle many popular Open Source software packages into a 1-click setup file. Theoretically, all a user has to do it download the package of their choice and copy it on to their system or web host.