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.

MD.Ridwan

<p>Plugmint – Sticky Notes for Posts, Pages, Products & CPTs plugin lets adminis to attach short  notes inside the post editor. Notes are stored as post meta and are not visible on the front-end.</p>


Plugmint – Sticky Notes for Posts, Pages, Products & CPTs

A lightweight plugin to add private admin-only notes to posts, pages, products and on any custom post types.

Simple Note vs Plugmint – Sticky Notes for Posts, Pages, Products & CPTs