js how to do it?

Question

css

you need to do this:

At the same time, you need something to change the image when moving this border, in general, I already saw it somewhere, but I can’t throw a link where it is.
Throw off some library on js, or css, although about the latter, I think this is not realistic.
Thank you.

Answer 1

Recently there was a similar question How to make a site 2 images overlapping each other through js?
I offered 5 options:

1. TwentyTwenty
   
2. Juxtapose
   
3. imgSlider
   
4. Cocoen
   
5. Image Comparison Slider
   

Answer 2

You can do it with regular jquery.