For Drug Design and Discovery download following software by going to the links mentioned below
ChemSketch Freeware/ACD LAbs
Open Babel
Cygwin
AutoDock Vina
MGL Tools
AutoDock Tools
PyRx
UCSF Chimera
SPDBV
UniProt
Pred_hERG
ADMETLab
SwissADME
Structure assessment
Swiss-Model
Phyre2
Mod-base
I-Tasser
ChEMBL
DrugBank
Therapeutic Target Database
PDB