gngb software package provides a Color Gameboy emulator, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gngb
gngb is installed in your system.
Make ensure the gngb package were installed using the commands given below,
$ sudo dpkg-query -l | grep gngb *
You will get with gngb package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | X Window System software |
| Package | gngb |
| Version | 20060309-3.1 |
| Description | a Color Gameboy emulator |
| Sub Section | X246 |