Binary package “qttools5-dev-tools” in ubuntu trusty

Qt 5 development tools

 Qt is a cross-platform C++ application framework. Qt's primary feature
 is its rich set of widgets that provide standard GUI functionality.
 .
 This package contains a set of applications to browse the documentation,
 translate applications, generate help files and other stuff that
 helps in Qt development. These tools are among others:
  * assistant
  * designer
  * linguist
  * pixeltool
  * qdbusviewer