X3 offers a range of plugins that are available for pages, or in your content.
Display spherical equirectangular, multi-level cube, and flat multi-resolution gigapixel images with the X3 panorama plugin.
Attach an image as an introduction to the page.
Use the intro-plugin to attach a solid color or gradient as introduction to the page.
An example using the gallery slideshow set to "use as intro" for a nice start-page effect.
Video Intro Plugin
The video-intro plugin allows you to add a video at the top of page.
Image Comparison Slider
A content plugin to interactively compare two images visually.
Content Carousel Plugin
Use the content carousel plugin to add html elements in an interactive carousel.