Elmseeker

This plugin simply adds a copyright notice to the bottom of every post on 
your WordPress site.
Example: (c) Copyright (the year the post was made), (the author), All 
Rights Reserved. Written For: (the name of your blog)
More features, like custom text, coming soon.

Post Copyright Plugin

This plugin simply adds a copyright notice to the bottom of every post on

marco.rucci

“View metadata on Metapicz” adds a link to the pictures in your posts that allows your viewers to see the metadata (exif, xml, gps, author, copyright etc.) of the pictures in your posts. The link will open a new tab to the metadata page on metapicz.com (<a href="http://metapicz.com/#landing?imgsrc=http%3A%2F%2Fregex.info%2Fi%2FJF7_111890.jpg" rel="nofollow ugc">example picture</a>).

Metapicz

Allow your viewers to see the metadata (exif, xml, gps, author, copyright etc.) of the pictures in your posts.

Post Copyright Plugin vs Metapicz