Verifiquem o Ninjaboard 1.0. Tem agora uma nova versão criado com a framework Nooku.
A anterior versão é esta: http://extensions.joomla.org/extensions/communication/forum/8571
A futura está em estudo para publicação no site JED
We're introducing many new exciting features, like auto-skinning, core breadcrumbs, core SEF compatibilty, full integration with Joomlas users, full localization and much much more!
The first Alpha release is not feature complete yet but already includes all the major features you expect for a forum solution for Joomla. Here is a list of all the goodies you are getting in this Alpha :
Categories have been dropped in favor of unlimited depth forum hierarchies.
Added a new and very powerful template engine which is capable of blending with any Joomla template with just a couple of clicks.
Added core breadcrumbs support
Backend fully Mootools 1.2, for frontend we use Jquery to be able to offer superb compatibility any template
Coded from scratch using the Nooku Framework