From the xenforo release thread: Today, we are excited to release XenForo 1.4.0, the first supported version in the XenForo 1.4 series. This release builds on previous versions of XenForo to add new features and bug fixes. We are now confident in recommending customers to upgrade their production websites to 1.4.0. Please see upgrade information below. We would like to thank everyone that provided bug reports and feedback throughout the beta and release candidate period. All customers with active licenses may now download the new version from the customer area. New Features The new features in XenForo 1.4 include: Selective quoting Automated bounce email handling Sitemap XML generation Inline moderation in search results Author alerts for moderator actions Thread reply bans Custom help pages Online status indicator in messages Polling improvements ...and more.