WordPress custom scrollbar is highly customizable WordPress plugin. Features include vertical and/or horizontal scrollbar(s), adjustable scrolling momentum, mouse-wheel, keyboard and touch support, ready-to-use themes and customization via CSS.

A simple plugin contains Smooth Scrolling To Element, Go To Top and MouseWheel Smooth Scroll. Also work with Gutenberg shortcode block.

Smooth scrolling experience, with mousewheel, touchpad or keyboard