short.io

Override the default WordPress "shortlink" URL with one that has a custom text in it. You can also set a different base URL.

Return "shortlink" button on edit page

Adds a shortlink column in post/page, taxonomy and media manage screens. Also retrieves inner post shortlink button as for WP earlier than 4.4.

Creates a custom short URL when saving posts. Requires your own YOURLS install.

This plugin allows you to generate shortlinks for post/pages using URL Shorteners (e.g. Bit.ly, Su.pr, YOURLS, Goo.gl and many others).

Get the classic "Get shortlink" from WordPress 3.7. Developed to make it easier for people at Mentor to get shorlinks and open sourcing it.