X3 offers a range of plugins that are available for pages, or in your content.
Use the background plugin to add a background image to your page.
Image Comparison Slider
A content plugin to interactively compare two images visually.
Use the intro-plugin to attach a solid color or gradient as introduction to the page.
Attach an image as an introduction to the page.
Use repeating image patterns to create interesting backgrounds and intro's.
Display spherical equirectangular, multi-level cube, and flat multi-resolution gigapixel images with the X3 panorama plugin.
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.