The goal of MAGE-STK is to provide an intermediate object layer that can then be used to export data to MAGE-ML, to store data in a persistent data store such as a relational database, or as input to software-analysis tools.Currently, each API provides a MAGE-ML reader and a MAGE-ML writer: the reader packages load a set of MAGE-ML documents into the API, creating a collection of objects; the writ