From the site:
"TheOpenCD is a collection of high quality Free and Open Source Software. The programs run in Windows and cover the most common tasks such as word processing, presentations, e-mail, web browsing, web design, and image manipulation. We include only the highest quality programs, which have been carefully tested for stability and which we consider appropriate for a wide audience."
"We provide a description and screen-shots of each program, so you can get an idea of what it does before installing. All these applications install and un-install cleanly, so you can be comfortable testing them with the knowledge that they will not adversely affect your system."