Husain Ahmed

This plugin remove extra p and br tags from the_content, the_excerpt and widget_text_content.

Empty P Tag

This plugin is very easy to install and use, there are no extra setting to do.

Easy and best performance

This plugin hides empty paragraphs and make your butyfull design without breaking design.

ostin654

After installing Dean’s FCKEditor for WordPress you will need to apply wpautop() to all posts and pages
После установки Dean’s FCKEditor for WordPress необходимо выполнить wpautop() для всех записей блога и страниц

Make Autop

Allows you to apply wpautop() function to all posts and pages

Empty P Tag vs Make Autop