I need to perform a curvature analysis on a DEM. I've found this tutorial


that mentions a "Total curvature analysis" on the Raster terrain analysis plugin. However I've been unable to find that option in the plugin's menu. I am relatively new to QGIS, so I may be missing something, or has that function been discontinued?

Thanks in advance

1 Answer 1


Look at the Processing Toolbox and you have

enter image description here

  • You have to have SAGA installed and linked to QGIS for this to work. Would be nice to include instructions on how to do that here.
    – jocull
    Commented Jul 2, 2014 at 15:47
  • 1
    Configuring external applications
    – gene
    Commented Jul 2, 2014 at 16:16

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