RDKit Chemical Transformation 

Transforms a structure into another structure by applying several reactions provided as SMARTS values or Rxn Blocks.

Model Writer 

Writes estimated models to the internal database

ChemSpider (deprecated) Deprecated

DEPRECATED. NOT WORKING ANYMORE. Download molecular structures from ChemSpider.com.

RDKit Add Conformers 

Creates a new table with multiple conformers per input molecule.

HighResPrecursorMassCorrector 

Corrects the precursor mass and charge determined by the instrument software.