mmfilesi

This plugin shows in the sidebar n post related with the same category(s) of post being viewed. 
The result can be random or chronological order.
Este plugin es un widget que se incluye en el sidebar. Muestra n entradas relacionas con la entrada que se ha cargado. 
Los resultados pueden ordenarse de forma aleatoria o por orden cronologico.
<h3>Donations</h3>
http://www.mmfilesi.com

mmfilesi-random-post

This plugin shows in the sidebar n post related with the same category(s) of post being viewed.

Robert Peake

Based on the original Random Redirect, this plugin enables efficient, easy random redirection to a post. Supports setting a category for all random redirects, shortcodes to generate URLs that can override the default category, and setting your own redirector URL. Designed to scale to handle high-traffic websites with thousands of posts by using a more efficient strategy than most other redirection plugins employ.
Based on the original Random Redirect by Matt Mullenweg https://wordpress.org/plugins/random-redirect/
Special thanks to Tim Green for providing additional quality assurance testing on the popular rattle.com website.

Better Random Redirect

Based on the original Random Redirect, this plugin enables efficient, easy random redirection to a post. Supports setting a category for all random re …

mmfilesi-random-post vs Better Random Redirect