wpgloe

Image Projector – a unique lightbox that provides a responsive full-window view and slider for images in posts or pages, including galleries and carousels. Flexible options will let you present a minimal or rich interface to the visitor.
Features
<ul>
<li>Plug and Play, no editing of theme code or other code needed </li>
<li>Tolerant to markup variations, suitable for block themes and classic themes</li>
<li>Modify strings – translate front end to targeted language region, RTL support</li>
<li>Visitor can switch view style and background </li>
<li>Supports zoom, flip image, grayscale view</li>
<li>Optional thumbstrip when relevant </li>
<li>Supports modern image formats WebP and AVIF when browser supports it</li>
<li>Humble, responsive and quiet appearance</li>
</ul>
Demo
For examples on general use, please visit <a href="http://www.image-projector.com" title="image-projector.com" rel="nofollow ugc">image-projector.com</a>. Here you will also find an overview of all the admin options as well as other information.
Used on an <a href="http://www.lystfotograf.net/tags/fog" title="A tag archive page on lystfotograf.net" rel="nofollow ugc">archive page</a> when ‘Collect post images’ behaviour is chosen, it will limit the collection to the first or featured image in queried posts.
Privacy Notice
This plugin does not track users. It does not store any data to the database other than plugin settings, neither does it send any data to any server.
Last used view style and background style is stored in a cookie on visitor’s device and applied if visitor returns.

Image Projector

A unique, quiet, plug-and-play lightbox and image slider.

Whodunit

Jb Audras

A simple, responsive and 100% free Gutenberg Block to display PDF Viewers / Readers on your website.
You can easily configure the Reader’s width, height and alignment on the fly.
Compatibility: 
– Fully responsive 
– Works fine on Chrome, Firefox, Opera, Edge and IE11 
– If javascript is disabled, a download link is provided as a fallback
This plugin uses <a href="https://mozilla.github.io/pdf.js/" rel="nofollow ugc">PDF.js</a> library, provided by Mozilla under Apache license.

PDF Viewer Block for Gutenberg

Very easy to install and to use. No need to configure anything.
And it works out of the box.

The best PDF Viewer

A simple and 100% free Gutenberg Block to display PDF Viewers / Readers on your website.

Image Projector vs PDF Viewer Block for Gutenberg