geany-plugin-doc software package provides documentation plugin for Geany, 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 geany-plugin-doc
geany-plugin-doc is installed in your system.
Make ensure the geany-plugin-doc package were installed using the commands given below,
$ sudo dpkg-query -l | grep geany-plugin-doc *
You will get with geany-plugin-doc package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Development |
| Package | geany-plugin-doc |
| Version | 1.27+dfsg-2 |
| Description | documentation plugin for Geany |
| Sub Section | Devel |