f9bd669f-bca8-4784-bb17-d53bfb37594e 0.0.5 TITAN-DRAMA 2020-01-24 TITAN comprises a well-grounded stack of Big Data technologies including Apache Kafka for inter-component communication, Apache Avro for data serialisation and Apache Spark for data analytics. Furthermore, DRAMA framework is the underlying workflow orchestrator engine used by TITAN. Lucia Vaira LifeWatch ERIC Service Centre lucia.vaira@lifewatch.eu José Francisco Aldana Montes Khaos Research group of the University of Malaga jfaldana@uma.es big data analytics semantics knowledge extraction workflow orchestrator Copyright 2023 Khaos Research Group List, create, check compatibility of operators. Create, update and check status of workflows It provides an API to interact with the workflow orchestrator. It is the main end-point for front-end applications that work with workflows. DOI