Set first picture as featured image in posts or pages that doesn't have a Featured image

PM Thumbnail Picture Menu create a link menu made ​​with thumbnail images.

A Simple WordPress Plugin to Convert Image to ASCII Representation.

Power Thumbnail can generate thumbnails with the existing attachment system. It offers two kinds of thumbnails - Basic Resizer & Advanced Zoomer.

This plugin gets user images from Profile Avatar service. User email addresses are sending in MD5 hashed string to this service and it returns latest image which users have on this service. this will of substitut gravatar.

Display lists of user avatars using widgets or shortcodes. With Gutenberg support.