This addon allow you to require user's posts to contain at least X characters to be posted and configurable via options.
It's lightweight, just install and configure the number in options.
What Do You Need In The Xf2 Xengallery Version? Vote for your choices here: http://www.sonnb.com/threads/what-do-you-need-in-the-xf2-xengallery-version.1539/
sonnb - Minimum Post Length 1.0.0
User's post must contain at least X characters to be posted
