wpcocktail

<p>The Site Title Caption Modifier is a simple WordPress plugin that sets the caption of all images in your WordPress site to the site title. This is particularly useful for maintaining a consistent branding or style across all posts and pages. The plugin works by hooking into the WordPress ‘img_caption_shortcode’ filter and modifying the caption output.</p>


Image Caption for WP

Automatically sets the caption of all images to your site's title.

Christiaan Conover

<p>Featured Image Caption makes it simple to show a caption with the featured image of a post or page. It works seamlessly with most themes, with no coding required. If you like to mess about in the code, it supports that too.</p>


Featured Image Caption

Easily add and display a caption for the featured image of a post.

Image Caption for WP vs Featured Image Caption