This plugin shows a list of posts with similar tags to the current post. The widget is only shown on single post pages. It is only shown when is_single() returns true.
* Support for displaying thumbnail images via WP 2.9’s new post thumbnail feature.
* Set how many posts to show.
* Option to show the post excerpt and how long the excerpt should be.
* Option to show the post date.
* Option to show the comment count.
* Option to make the widget title link to the category page.
* Multiple widgets.
Requires WordPress Version: 2.8 or higher