There is always something to do for Umbrello UML Modeller. You can find an up-to-date list of remaining bugs in the bug tracker system at: http://bugs.kde.org/ If you do not like chasing bugs you can add an incredible new feature. To get an idea what might be good feature look at the feature tracker system: http://bugs.kde.org/ You can discuss a solution for a problem with the Umbrello developers at the Umbrello developer's mailing list: uml-devel@lists.sourceforge.net If you want to translate Umbrello to another language please join the relevant KDE translation team: http://i18n.kde.org/ Finally, to get an overview look at the home page: http://uml.sourceforge.net/