WP Fake Image Replacer generates fake post thumbnail images. Useful in theme development process. Now works with ACF fields.
With help of this plugin you can display the most popular posts on your blog.
Adds the featured image attached to your posts to the RSS feed. That is all. No extra crap.
'Changing the way you share', giving you an experience you have never had before...
Add a default thumbnail image to post's with no post_thumbnail set.
Automatically generates the featured image (Post Thumbnail) for a post, page or custom post type if it does not have one.
Adds drag & drop to post thumbnail widget in admin.
Makes post thumbnails link to post with post title as image title
Allow to publish post thumbnails on sidebar and on RSS.
Display a default thumbnail for posts with no specific thumbnail set using the new functionality (the_post_thumbail() function) in wordpress 2.9