Joomla Extensions are available in both “Free” and “Commercial” types. Free extensions offer little or no support but some are very good and trouble free, commercial extensions do offer support and usually are updated for security and other bugs at a much higher frequency. Joomla! is a fantastic open source content management system website publishing platform and with the addition of extensions like those listed on this page, can perform almost any task desired. While a bit more complicated than WordPress, Joomla! is a very robust and capable platform.