Demo Data Creator is another popular test data plugin generator for WordPress. The plugin allows a WordPress developer to create demo users, blogs, posts, comments and blogroll link. If you’re testing out your site with BuddyPress or Multisite enabled then Demo Data Creator is the right plugin for you.
The plugin allows you to add dummy content for both of these setups. Adds and lets you control the number of users, categories, tags , posts, comments, pages etc. Deletes all the dummy data from your website. On BuddyPress, it adds and lets you control the number of Groups, wire messages, friends, member status.