For more advanced terrain analysis, see GRASS GIS (https://grass.osgeo.org/ https://grass.osgeo.org/). It’s a but clunky, but accessible from QGIS via a plugin.

For more advanced terrain analysis, see GRASS GIS (https://grass.osgeo.org/ https://grass.osgeo.org/). It’s a but clunky, but accessible from QGIS via a plugin. Whitebox also has some nice terrain analysis tools (https://www.whiteboxgeo.com/ https://www.whiteboxgeo.com/).