Optibrium have just released StarDrop version 6.6 this update includes:

pKa prediction - A new model included in the ADME QSAR module. Existing ADME QSAR users can upgrade free of charge. Details of this were presented by Peter Hunt and the webinar can be accessed here.

SeeSAR™ modules An extended suite of SeeSAR™ modules to support structure-based design;

• View – Visualise protein-ligand interactions in 3D.
• Affinity – Analyse your ligand’s affinity with visual atomic contributions and torsion angle heat maps.
• Pose – Generate compound poses for virtual screening and interactive 3D design.