IMG Mouseover is a WordPress plugin designed to enhance user interaction by enabling a simple image mouseover feature. This tool allows users to easily add properties to images through HTML attributes, making it a versatile option for multimedia content. Key features include the ability to change images on mouse rollover and click, as well as controlling image resizing and dimensions to maintain their natural size.

The plugin supports various attributes such as 'img.class' to activate mouseover effects, and 'a.class' to use an A tag as a controller for image interactions. Additionally, it offers options for customizing the source of images during different actions, providing a smooth and engaging experience for website visitors. With IMG Mouseover, web developers can enhance their site’s visual appeal and interactivity with minimal effort.