Thorsten Frommen

This plugin integrates the <a href="http://avatars.adorable.io/" rel="nofollow ugc">Adorable Avatars</a> avatar placeholder service into WordPress.
<h4>Contribution</h4>
To contribute to this plugin, please see its <a href="https://github.com/tfrommen/adorable-avatars" rel="nofollow ugc">GitHub repository</a>.
If you have a feature request, or if you have developed the feature already, please feel free to use the Issues and/or Pull Requests section.
Of course, you can also provide me with <a href="https://translate.wordpress.org/projects/wp-plugins/adorable-avatars" rel="nofollow ugc">translations</a> if you would like to use the plugin in another not yet included language.

Adorable Avatars

This plugin integrates the Adorable Avatars avatar placeholder service into WordPress.

revaithub

Simple Frontend Avatar Uploader is a lightweight plugin that allows users to update their profile picture directly from the frontend. It uses the native WordPress media uploader for a seamless experience.
Features: 
* Frontend profile picture upload. 
* Uses WordPress Media Library. 
* Shortcode <code>[simple_frontend_avatar_upload]</code> to display the upload button. 
* AJAX-based upload for instant feedback. 
* Restrict uploads to specific user roles. 
* Customize image size and shape (Circle/Square). 
* Modern Admin Settings page.

Simple Frontend Avatar Uploader

Allow users to upload their profile picture from the frontend using a shortcode.

Adorable Avatars vs Simple Frontend Avatar Uploader