Samuel Wood (Otto)

A plugin that lets you quickly and easily create new plugins.
Install, activate, and then go to the Plugins->Create a New Plugin menu to create and activate a new blank plugin, live, on your site.
After the plugin is created, you’ll be taken directly to the Plugin Editor screen, to type or paste in your new plugin’s code.

Pluginception

A plugin that lets you quickly and easily create new plugins.

theblasfem

A WordPress’s plugin to setting up posts as test data. You can create posts or pages, indicating number of items, their titles and content.

Factory Women

A Wordpress's plugin to setting up posts as test data. You can create posts or pages, indicating number of items, their titles and content.

Pluginception vs Factory Women