This WordPress plugin by vandebelt allows you to create tables without any knowledge of HTML. It supports different column types, like images, plain text and buttons.
Its initially function was a simple comparison table manager, but it can be used for other purposes as well.
Create tables easily without HTML knowledge.
Different column types. Images, text and buttons.
A high amount of different CSS-classes. Makes it easy to create a custom table design.
Download and info: http://wordpress.org/extend/plugins/wp-compare-tables/