In the EULYNX Introduction module, participants will learn about EULYNX, understanding its history, mission, and significance in the railway industry. This module is suitable for anyone curious about EULYNX or seeking a basic overview of its principles. Topics include the organization’s role in standardizing railway interfaces, its contribution to advancing industry standards, and discussions on EULYNX System Architecture, Subsystems, Document Structure, Domain Knowledge, and EULYNX Vocabulary. Participants will navigate this online course independently, with the opportunity every two months to join a Questions and Answers session with a EULYNX expert, enhancing their understanding of the material. This module lays the groundwork for further learning in subsequent EULYNX Academy modules.