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GIS at UCD and on the Web: QGIS

UCD Library GIS Guide

About QGIS

QGIS is the leading Free and Open Source Desktop GIS. It allows you to collect, store, manage, visualize, export, analyse and map spatial data. The QGIS project is under very active development by an enthusiastic and engaged developer community with good mechanisms for help via stack exchange, mailing lists and (optionally) through a global network of commercial support providers.

Install QGIS

Install QGIS Version 3.10.4 LTR (Long Term Release)

Download QGIS for your platform here:

QGIS is available on Windows, macOS, Linux and Android.

The long-term repositories currently offer QGIS 3.10.4 'A Coruña'.

Full instructions for downloading QGIS are available here:

There is an old version of QGIS (2.18) available on the UCD IT Services AppsAnywhere service. However, this version is now described as being at End of Life (EOL).

This short YouTube from Digital Geography explains how to install QGIS on a MAC and deal with any issues you might encounter

Using MapGenie in QGIS

Some Ordnance Survey Ireland mapping series are available via a Web Map Service. A WMS is a standard protocol developed by the Open Geospatial Consortium for serving georeferenced map images over the internet. You will need a list of MapGenie links and username and password to use this service which allows you view Ordnance Survey maps in QGIS.

To request details please submit this online request form. This service is only available for UCD staff and students.

The instructions in the PDF below are provided by OSi.

Learning QGIS

There is a comprehensive range of support documentation available on the QGIS website:

This is a link to an introductory workshop from Florida State University on YouTube

YouTube Workshop FSU

This is an introduction to spatial data visualization that includes an intro to QGIS:


Here is a series of tutorials and tips that show you how to use it to tackle common GIS problems.