the vscroll JavaScript file that's being used to demonstrate this has been modifed and encrypted for demo purposes, it's much slower and larger than the official VScroll JavaScript file, so you can't use it in production sites.

List Example

Here's a virutal list of 10,000 items. This is a Virutal Scroll, not the default scroll. Inspect these elements to be impressed.

For more examples, please check the examples folder in the package.