Blue-Cloud 2026 combines EOSC and marine research communities, facilitating access to diverse datasets and analytical services, contributing to the development of a federated European ecosystem, delivering FAIR & Open data and analytical services for in-depth research on the ocean, seas, and inland waters. It offers tools like Data Discovery & Access Service, Virtual Research Environment, Thematic Virtual Labs, and Essential Ocean Variables Workbenches. Blue-Cloud 2026 is enhancing core services, integrating analytical tools, and collaborating with key stakeholders, supporting the EU Green Deal and promoting healthy aquatic ecosystems. Coordinated by CNR, Trust-IT Services and MARIS, the project involves a committed team of 40 partners from 13 EU countries.