This is the ESDS. It contains the backend for the project. The main projects that are to be used are ingestion-service, api, simple-idp, search-indexer, dashboard, admin-tools and databrowser. All of the projects are Maven driven with the exception of admin-tools and databrowser. Those are both Rails applications. This project runs on Java 7 and Maven 3. For Ruby, version 2.0.0 is the recommended version.