Packages 
Package Description
com.im.df.api
API Status: 1 - Stable com.im.df.api.* and subpackages provide the core Discovery Informatics Framework (DIF) interfaces.
com.im.df.api.capabilities
API Status: 1 - Stable Provides the interfaces that allow extension of the the core data model of Discovery Informatics Framework (DIF).
com.im.df.api.chem
API Status: 3 - Under development Provides the chemically oriented interfaces used in other parts of DIF.
com.im.df.api.ddl
API Status: 1 - Stable
com.im.df.api.dml
API Status: 2 - Pretty stable Provides the interfaces that provide data access (create, read, update, delete) for the items in the data model of Discovery Informatics Framework.
com.im.df.api.dml.calculated  
com.im.df.api.support
API Status: 1 - Stable Provides various support classes used by the Discovery Informatics Framework API (com.im.df.api.*).
com.im.df.api.util
API Status: 2 - Pretty stable Provides various utilities and convenience methods to be used on top of DIF objects.
com.im.df.api.util.xml