ineffyble

Causality allows your cause, charity, or nonprofit to promote your campaign using Twibbon-style image overlays
Causality allows you to set up a series of image overlays. Supporters on your site can easily add an overlay to their profile 
picture on social networks, promoting your cause.
<h3>Adding Facebook integration</h3>
<ol>
<li>Go to the <a href="https://developers.facebook.com/apps" rel="nofollow ugc">Facebook Developers page</a> and choose “Add a new app“</li>
<li>The Display Name should be the name of your website or organisation – it will be shown to supporters when it asks for their authorisation.</li>
<li>Choose a category, this doesn’t matter too much.</li>
<li>Click Create App ID.</li>
<li>Click Get Started for Facebook Login.</li>
<li>Click Save Changes at the bottom right.</li>
<li>Click Settings at the top right. Enter your website’s domain under “App Domains” (e.g. amnesty.org.au)</li>
<li>Click Add Platform at the bottom of this page, and choose “Website”. Enter your website under Site URL (e.g. http://amnesty.org.au)</li>
<li>Copy the “Application ID” shown at the top left. Enter this into your Causality settings.</li>
<li>Click Save Changes.</li>
<li>Finally, click “App Review” at the top left, and toggle the “Make YourApp Public” box to be “Yes”.</li>
</ol>

Causality

Causality allows your cause, charity, or nonprofit to promote your campaign using Twibbon-style image overlays

Freemius

Silkalns

WP Chill

EverlightBox has a very social attitude: users can comment the image they’re currently seeing.
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/izBH_4ZV4og?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>
EverlightBox is a very fast and safe lightbox for WordPress. It can be used with WordPress galleries like:
<ul>
<li>WordPress native galleries</li>
<li><a href="https://wordpress.org/plugins/final-tiles-grid-gallery-lite/" rel="ugc">Final Tiles Gallery</a></li>
<li><a href="https://wordpress.org/plugins/photoblocks-grid-gallery/" rel="ugc">PhotoBlocks Grid Gallery</a></li>
</ul>
and any linked image. You can even activate it using custom CSS selectors, so it’s virtually compatible with every gallery plugin.
EverlightBox is also a perfect solution for mobile devices, it supports swipe gestures so users are able to browse your images in a more natural way.
All users are welcome to propose new features, enhancements and bug fixes.

Lightbox – EverlightBox Gallery

Lightbox gallery with social features: share images and add facebook comments. It works smoothly on all mobile devices. Fast and safe.

Causality vs Lightbox – EverlightBox Gallery