ihamed

WordPress plugin to create pretty and short link based on your site URL for external (or internal) ugly links 
* Simple to use 
* Button for TinyMce editor to add from available shortlinks 
* Shortcode to show links with pagination , search and filter results

WP Link Manager

Wordpress plugin to create pretty and short link based on your site URL for external (or internal) ugly links

Andrew Gunn

RyanVanEss

amgxyz

Orion Group LLC

Super lightweight solution to changing all external links and internal PDF attachments to open in a new tab.

SEO External Links

Good Plugin

Super lightweight solution to changing all external links and internal PDF attachments to open in a new tab.

WP Link Manager vs SEO External Links