mmenciassi

This plugin use the jQuery plugin jCycle. Thank’s to jCycle Easy Gallery is able to override the default standard wordpress gallery and create a gallery with effects. 
This will be very easy to do, you need only install and activate this plugin and create and put gallery into your posts, pages or custom posts in the same way you did use untill now.
<h3>Arbitrary section</h3>

Easy Gallery

A very easy gallery for your posts, pages and custom posts. Carousel and Slideshow with many jQuery effects and thumbs previews.

joshcummingsdesign

Snazzy Slider allows you to quickly and easily create beautiful, responsive, mobile-friendly sliders that are accessible and customizable.
With all the slider plugins available, why Snazzy Slider? 
Pure and simple, Snazzy Slider is fast, responsive, accessible, flexible, and completely open source. 
Snazzy Slider is ready for touch devices like smartphones and tablets, and gives you the option to display excerpts from any post you’d like.
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/D4GKnTNFL6M?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>
<a href="http://www.joshcummingsdesign.com/snazzy-slider" rel="nofollow ugc">View Demo</a>
Features include:
<ul>
<li>Responsive and ready for any device.</li>
<li>Swipe through images on touch devices like smartphones and tablets.</li>
<li>Fully-customizable with an easy-to-use interface.</li>
<li>Option to include a text box with post excerpts and a read more link that moves with your images.</li>
<li>Choose between slide and fade image and text effects.</li>
<li>Shortcodes allow you to add Snazzy Slider to any page, template, or theme.</li>
<li><a href="http://jetpack.me/" rel="nofollow ugc">Jetpack</a> compatible for super fast images via the Photon CDN.</li>
<li>Built with accessibility (ARIA) best-practices which means everyone can enjoy your site.</li>
<li>SEO and screen reader friendly.</li>
<li>Only loads scripts when needed to optimize site performance.</li>
<li>Unlimited sliders (one per page, see FAQs).</li>
<li>All features are completely free and open source.</li>
</ul>
Thank you for using Snazzy Slider! Please reach out with any questions, comments, or feedback.
By <a href="http://joshcummingsdesign.com" rel="nofollow ugc">Josh Cummings Design</a>.

Snazzy Slider

Elegant, responsive, accessible sliders for WordPress.

Easy Gallery vs Snazzy Slider