Makoto

Low-Key ToolBar makes the block editor toolbar less noticeable and improve block editor UX.
I think block editor toolbar is useful, but too big and too conspicuous and disturbing. 
Sure, top toolbar mode is not disturbing, but is not user-friendly.
This plugin add its own setting sidebar to block editor and You can control scale, opacity, vertical position of the block editor toolbar.
By adjusting these properteis, the toolbar will be less noticeable, and it will improve UX.

Low-Key ToolBar

This plugin makes the block editor toolbar less noticeable and improve block editor UX. You can control Scale, Opacity, Vertical Position of the block …

gilles66

Need to know which template is used by WordPress to display your pages in the front office ? 
This plugin simply does this.
Show the name of the php file of your theme used to display the current page.Need to know which template is used by WordPress to display your pages in the front office ? 
This plugin simply does this.
Efficient and very easy to install, it will show you in the admin bar the name of the php file currently used to display the current page. 
The color of the text is different regarding the origin of the template(the theme, a parent theme, or a plugin) 
(icon author :http://www.megaicons.net/iconspack-1096/45043/)

which template file

Show the name of the php file of your theme used to display the current page.

Low-Key ToolBar vs which template file