For those who want articles to be added by site members and not only added, but categories creation, articles comment and much more.
I've just uploaded the new, interesting modification - Super Articles. Please check it here at http://www.expertzzz.com/Downloadz/view/3787
It makes site informative and interesting! Members are able not only post articles but create categories, upload category's thumbnail, comment articles and have private category for their personal articles only. The list of categories is in 5 columns and articles are shown with the article owner and the date of submission..... and much much more!
Just check it out - http://www.expertzzz.com/Downloadz/view/3787