Directory / plugin
Random Posts with Thumbnails
v1 · by wondermill
Puts a list of clickable random posts with their featured image in your sidebar as a widget, this list is customizable.
About this plugin
If you want to graphically display a random list of your posts with their featured image in the side bar, then this is the plugin for you. This plugin allows you to set the category IDs (or all categories) you want to pull the random posts from, the number of random posts to display, the maximum width and height of the featured image thumbnail, the widget title, and the colors of the surrounding box.