A simple plugin to add 'nofollow' relation attribute to all external links.

Process outbound (external) links to make useful changes, including adding affiliate ID tags, rel=nofollow or target=_blank attributes, and adding icons as a visual cue to readers.

Adds a checkbox in the insert link popup box for including rel="nofollow", rel="sponsored", and rel="ugc" in links as you create them for easily comply with new Google SEO link standards.

Automatically add rel="nofollow" and target="_blank" to all external links.

Adds a checkbox in the insert link popup box for including rel="nofollow" in links

The plugin adds a title and a rel="nofollow" checkbox to the insert link popup box.

DoFollow Case by Case allows you to selectively apply dofollow to comments, either case by case or through a white-list of commenter�s emails.

Extend Link plugin is All-In-One for WordPress post editor to manage the links, add class to link, rel nofollow, title, ID, and downloadable link.