How to generate conformations for a ligand for in silico screening?
One option I found was Frog2

https://mobyle.rpbs.univ-paris-diderot.fr/cgi-bin/portal.py#forms::Frog2

https://github.com/tuffery/Frog2

From an input of a mol2 or sdf file it creates a plethora of conformers, which can be outputted as a pdb file