florianluce

With Shortener URL Redirect, You don’t have to do anything! 
When you publish a new post, page or custom post type, a short url is generated. You can share it, and it will redirect the user to the long url page. It’s invisible to him! 
This plugin does not use any external service.
example: 
https://your-site.com/ab2CdF redirect to https://your-site.com/my-categorie/my-post-name
optimisation available:
<ul>
<li>Create a short URL for each new publication (post, custom post types, page)</li>
<li>Redirect short URL to long/default URL</li>
<li>Display the short link to copy on admin publication</li>
</ul>
Notes: 
This plugin is actually not tested with: 
* Multisite network 
* Translate plugins 
* Other plugins

Shortener URL Redirect

Generate short url for all posts, custom post types and pages to redirect your user to the long URL. No more long URLs share!

clint.s

Love WordPress? Love Bitly? After installing this plugin, you’ll be able to shorten a link and view clicks right from WordPress. Your new links will be saved to Bitly for reference and deeper analysis.
To do that, you must have a Bitly account to use the plugin. Your account is where you store, edit, and view metrics for your links. Register at bitly.com.
No matter the type of site you own (from a personal blog to an ecommerce store and everything in between) Bitly makes it easy to create shorter links and keep an eye on your clicks. Whether you share your links on social, SMS, or email, a short link is easier to manage and remember.

Bitly's WordPress Plugin

Simple & awesome Plugin :-) 
Easy to Configure it with Bitly.


Much Needed Plugin

Create short links to your content with Bitly’s WordPress Plugin.

Shortener URL Redirect vs Bitly's WordPress Plugin