Makoto

<p>This plugin allows you and your visitors to add comment as textual annotations to images by select a region of the image and then attach a textual description, the concept of annotating images with user comments.<br />
The text is intergrated with WordPress comment system.<br />
Integration with <a href="http://www.flipbit.co.uk/jquery-image-annotation.html" rel="nofollow ugc">JQuery Image Annotation from Chris</a> with <a href="http://github.com/stas/jquery-image-annotate-php-fork" rel="nofollow ugc">PHP support from GitHub</a>.<br />
Modified from <a href="http://www.superwhite.cc/demon/image-annotation-plugin" rel="nofollow ugc">Demon Image Annotation version 1.0</a>.<br />
Icons from <a href="http://www.famfamfam.com/lab/icons/silk/" rel="nofollow ugc">Fam Fam Fam</a></p>
<p>Features:</p>
<ol>
<li>Ability to add notes to your uploaded pictures.</li>
<li>Show notes on single page, front page, archive page and etc.</li>
<li>Notes synced with WordPress commenting system but there’s option to turn it off.</li>
<li>Gravatar in the notes.</li>
<li>Commentator’s name in the notes.</li>
<li>Image thumbnail appear at comment area, but there’s option to turn it off.</li>
<li>No hard coding required.</li>
<li>Admin page.</li>
<li>Remove all database if you wish to not using the plugin anymore.</li>
</ol>


Guan Image Notes

Image tagging system sync with WordPress comment system. Or also known as image notes, or image annotation.

Webliberty

<p>Use the Simple Note plugin to write informative and warning notes, notes about errors or success, as well as quotes in colored blocks.</p>
<h3>How to use</h3>
<p>Search beautiful colored blocks in Common blocks category and insert into the content.</p>
<h3>Translations</h3>
<p>You can translate Simple Note on <a href="https://translate.wordpress.org/projects/wp-plugins/simple-note" rel="nofollow ugc"><strong>translate.wordpress.org</strong></a>.</p>


Simple Note

The plugin allows you to create colored text notes in the new block editor.

Guan Image Notes vs Simple Note