Please cite SAGA whenever you use it for your publications:

Create profiles from a grid based DEM for each line of a lines layer.

Name	Type	Identifier	Description	Constraints
Input
Elevation	grid, input	DEM
Values	grid list, input, optional	VALUES	Additional values to be collected along profile.
Lines	shapes, input	LINES
Output
Profiles	shapes, output, optional	PROFILE
Profiles	shapes list, output, optional	PROFILES
Options
Name	table field	NAME	Attribute to use for split line naming (=> each line as new profile)
Each Line as new Profile	boolean	SPLIT		Default: 0