Upload it to your wordpress plugins directory (/wp-content/plugins/)
Activate the Community Cloud, in the Plugins section of your blog’s admin.
Update your Community Cloud settings. In the your blog settings section, click on the Community Cloud link to change the default settings to fit your blog.
Once installed, to display the community cloud on your blog you can either
a. Create a new Page on your blog and in the Page Content area, enter the following tag where you want the community cloud to appear.
b. Or, there is also sidebar widget, so you can just go to the Widgets tab within the Presentations menu and drag-n-drop the Community Cloud widget into your sidebar.
Requires: 2.1 or higher Compatible up to: 2.7 Last Updated: 2009-2-7 Downloads: 4,170