viljuska

WordPress plugin for auto generating image alt attribute. On image upload, if alt attribute is empty:
<ol>
<li>Generates image clean title from filename</li>
<li>Then, generates alt attribute from image title.</li>
<li>Updates image with new settings</li>
</ol>
Also, on already uploaded images, it generates alt and title if not present while image is showing on the front end.

Imager

Wordpress plugin for auto generating image alt attribute. On image upload, if alt attribute is empty: Generates image clean title from filename Then …

Cellophile

Automatic File Renamer let you rename with prefix or suffix media’s name, and redirect attachment pages where you want (3 options). It let you to personalize text you want to add to your medias.
Features
<ul>
<li>Simple page with personnalization</li>
<li>Rename files and attachment pages during the upload.</li>
<li>Redirect attachment pages (the page that presents media only) to (1) the url file, (2) to the attached page (the page where the media appears) or (3) to a 404 error. </li>
<li>let you decide if you want to enable one or two of the options, with simple click.</li>
<li>Automatic File Rename is currently traduct in English, spanish and French.</li>
<li>For admins, choose which role can change the settings</li>
</ul>
Basic Usage
Once installed, the plugin will begin to rename all medias that will uploaded (and only them, all medias still in te library will not changed). 
By default, redirection is made to the url file, and the rename is included the name of the site.
You can modify prefix and suffix (nothing as value is possible), and change the redirection, or disable it if you prefer.
Contribute
Automatic File Rename is accessible on <a href="https://framagit.org/Cellophile/automatic-file-renamer/" rel="nofollow ugc">framagit</a>. Pull Requests welcome.

Automatic File Renamer

Automatic File Renamer let you rename with prefix or suffix media's name, and redirect attachment pages where you want (3 options).

Imager vs Automatic File Renamer