romainguillaume

This plugin targets menus anchors. Then when any gets clicked, this plugin makes the document scroll smoothly to the targeted element.
It is using a native Javascript function that works in many browsers. Note that some browsers will not display the scrolling smooth animation and only point the targeted element without animating the scrolling.

Libre scrolling

Triggers when a anchor of a menu is clicked ; scrolls smoothly to its targeted element.

Zakir

Simple and nice pre-loading effect for your wordpress site. I have add only the bounce loading effects for this plugin. You can easily the the pre-loader color from the ZD Preload Option page.

ZD Pre Loader

Simple and nice pre-loading effect for your wordpress site.

Libre scrolling vs ZD Pre Loader