Qgis is a multi-platform open source competitor to ESRI's ArcGIS. I have been using it for about a year now and I'm very happy with it's functionality. There are things ArcGIS does that Qgis doesn't, but the list of things QGIS does is much longer than ArcGIS.
Here's a link to the tutorial on Youtube:
https://www.youtube.com/watch?v=aLmMovuydqI
Download link:
http://www.qgis.org/en/site/forusers/download.html
QGIS - Intro, tutorial, and download links
OPFOR - Moderator of the Moderated.
Re: QGIS - Intro, tutorial, and download links
I never told you about this before?
OPFOR - Moderator of the Moderated.
Re: QGIS - Intro, tutorial, and download links
maybe, I might not have been listening 
