In order to use Stipple on your site, you will first need to register as a user. Once registered, add the site on which you want to run Stipple to your user profile and install the Stipple JavaScript on that site. Installation instructions for Wordpress, Drupal, Tumblr, Blogger, etc are available when you add site(s) to your profile.
Installation is painless and in most cases takes less than 5 minutes.