WFS connector 

This node connects to a WFS service and user can select a source from there.

Intersection 

This node computes intersection of geometries

Remove repeated points 

This node remove repeated points in a geometry

Split 

This node splits a geometry using line geometry

Proximity 

This node generates a raster proximity

Buffer 

Constructs a polygon at a specified distance from the geometry

Polygon to line 

This nodes finds lines of a polygon geometry