Are you frustrated by the lack of customization options in default Category widget in WordPress? Then this plugin is for you. Works similarly but with several customization options. Cheers !

Plugin Download : Plugin Download
Installation : Installation
Hello,
I already asked at WP support here:
http://wordpress.org/support/plugin/ns-category-widget
but is there a way to make it expandable?
Thanks!
I´ve a doubt, published there: http://wordpress.org/support/plugin/ns-category-widget