of a [link|http://www.flickr.com/photos/tonybee/415911878/|a different type]
I used Ivex for the graphical parts (schematic capture and board layout); they deservedly went bankrupt a few years ago. Ivex is usable, but pretty buggy, and doesn't run under WinXP (I ran it in a W2K VMWare virtual machine). We're looking at getting Eagle.
--Tony