qml software package provides Qt 5 QML viewer, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install qml
qml is installed in your system.
Make ensure the qml package were installed using the commands given below,
$ sudo dpkg-query -l | grep qml *
You will get with qml package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | qml |
| Version | 5.2.1-3ubuntu15 |
| Description | Qt 5 QML viewer |
| Sub Section | devel |