qoncer

This plugin extend the default Gutenberg block editor with functionality often required for a better user experience. It’s build to be lightweight, simple to use, and most importantly, stable troughout updates.
Key Features: 
1. Makes each block hidable on mobile, tablet, and desktop. 
2. Adjustable thresholds for different devices. 
3. Hidable groups, rows, and stacks that stay hidden for a set amount of time.
Note that this plugin can adds additional attributes to blocks which will not be removed upon uninstall as this can risk damaging post data.

Pattern Friend

Extends the Gutenberg block editor with addtional functionality with lightweight code.

IT-SOLEX

It is a plug-in that inserts registered template text into a visual editor such as posting, fixed page, custom posting.
The registered formal sentence is set as a list box in the toolbar of posting or fixed page visual editor, and the selected fixed form sentence is inserted in the editor.
After inserting into an article, even if you change the original fixed form, the article will not change.
<h4>Supported languages</h4>
<ul>
<li>English(us)</li>
<li>Japanese(ja)</li>
</ul>

pattern post manager

Pattern post manager is a plugin to make Writing more efficient. Registering a pattern saves you the trouble of entering the same wording.

Pattern Friend vs pattern post manager