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.

durgathakur

<p>This plugin allows you to add 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. Integration with JQuery Image Annotation from Chris (http://www.flipbit.co.uk/jquery-image-annotation.html) with PHP support from GitHub (http://github.com/stas/jquery-image-annotate-php-fork).</p>
<p>Some features:</p>
<ul>
<li>Admin page</li>
<li>Option to approve, edit amd remove image notes in admin page.</li>
<li>Auto insert unique id attribute for all the images for image note.</li>
<li>Show notes on other pages such as home and archive.</li>
<li>Gravatar in the notes</li>
<li>Option to sync with wordpress comments.</li>
<li>Option to show thumbnail in comment list.</li>
<li>Option to include post id in every auto insert images id.</li>
<li>‘Mouseover to load notes’ on top of every image note (editable).</li>
<li>‘Link’ on top of every image note if hyperlink image (editable).</li>
</ul>


wp image annotation

Allows you to add textual annotations to images by select a region of the image and then attach a textual description.

Simple Note vs wp image annotation