PressMark delicious clone is a highly customized version of the popular WordPress cms system that functions as a social bookmarking site like del.icio.us. PressMark allows users to submit their favorite links into the system which are then categorized by tags, submitted bookmarks can be individually set to private or public for obvious reasons. Installing PressMark is exactly like installing a normal version of wordpress and at the time of writing PressMark is based on v2.6 of wordpress.