eaxjp

Image will be shrink in the case of automatic JPEG and PNG format to upload the image. 
There are the following features in isShrinker WordPress Plugin.
Can specify the maximum file size. 
Keep aspect ratio. 
Convert image inclination from inclination information of image
If you upload, such as iPhone app slope of image because reduced after correction 
it appears in the blog exactly as it appears in the iPhone.
The maximum file size of the image is 50KB by default 
Length of the long side of the image is 640px by default 
And it is with, but you can change from the management screen of WordPress.
Upload png image ‘watermark.png’ to plugin directory and then watermark will be enable. 
Watermark add on right bottom of image. 
If watermark enabled water mark transparency setting is enable.
<h3>Arbitrary section 1</h3>

isShrinker

When uploading, it will shrink the image automatically. The feature is  keeping the aspect ratio and  maximum file size can be specified.

Archetyped

Simple Lightbox is a very simple and customizable lightbox that is easy to add to your WordPress website.
<h4>Features</h4>
Options for customizing the lightbox behavior are located in the Appearance > Lightbox admin menu (or just click the Settings link below the plugin’s name when viewing the list of installed plugins)
<ul>
<li>Automatically activate links (no manual coding required)</li>
<li>Automatically resize lightbox to fit in window</li>
<li>Customize lightbox with themes</li>
<li>Mobile-optimized responsive themes included</li>
<li>Customizable lightbox animations</li>
<li>Infinitely customizable with add-ons</li>
<li>Supports WordPress image attachment links</li>
<li>Supports links in widgets</li>
<li>Keyboard Navigation</li>
<li>Display media metadata (caption, description, etc.) in lightbox</li>
<li>Enable Lightbox depending on Page Type (Home, Pages, Archive, etc.)</li>
<li>Group image links (play as a slideshow)</li>
<li>Group image links by Post (separate slideshow for each post on page)</li>
</ul>
<h4>Usage</h4>
<ol>
<li>Insert links to images/image attachments into your posts/pages</li>
</ol>
That’s it! The image will be displayed in a lightbox automatically.
<ul>
<li>For more usage tips, go to <a href="http://archetyped.com/tools/simple-lightbox/" rel="nofollow ugc">Simple Lightbox’s official page</a></li>
<li>See <a href="https://github.com/archetyped/simple-lightbox/wiki" rel="nofollow ugc">Simple Lightbox’s documentation</a> for in-depth information on using and customizing SLB.</li>
</ul>

Simple Lightbox


I installed it, linked a picture and it worked. I could not find an embed of Google Fonts (using Firefox Inspector) so the GDPR-Complaint seems to be outdated.


Installed. Used. Simple!

The highly customizable lightbox for WordPress

isShrinker vs Simple Lightbox