This deliverable reports on the design, development and deployment of the software services for the ingestion of cultural content metadata originated from providers that participate in the CARARE project. The discussed workflow aims to guarantee semantic interoperability across the different repositories of varied technical features, capabilities and scope, allowing seamless ingestion of diverse content and knowledge. The core modules that currently serve the ingestion process are described, together with examples and screens that highlight important functionalities of the implemented web services. This document can be used as a reference for the prototype design and implementation as well as an instruction manual to familiarize with the services" features and usage.