Unixmen reports that Lubuntu is now an official part of the Ubuntu project

lubuntu has grown into an amazing project over the last two years. There are more than 460 people who signed up with the project on Launchpad. Contributors are engaging to keep the wiki updated. Designers create lubuntu interface designs and others make videos. Under the head of development, Julien Lavergne, the distro has become a stable and widely praised distribution constantly listed on the top end of lists of Linux distributions

  Lubuntu is now an official part of Ubuntu the project