A simple image widget, you can set a url for the image to link to upon click. You can also specify a title, and a 2nd image which the 1st image will fade into on mouse hover.
This plugin will add Several Images Slider Widget. In this Widget you can set single or multiple images slider with link to all slides. This plugin provide much more options to enable random images on page load, number of items in slide, enable slider pagination and navigation etc.