Supporting tools OpenEOopenEO develops an API that allows users to connect to Earth observation cloud back-ends in a simple and unified way. ARIESARIES is an international collaboration that has built, for the first time, a shared knowledge space to help address the most complex sustainability issues of our time, using the semantic web paradigm. LacoWikiLacoWiki is a web-based solution for validating land cover and ecosystem maps. Using a variety of reference layers including satellite imagery as well as OpenStreetMap, the user is guided through a four-step process to conduct map validation and accuracy. WorldCereal Reference Data ModuleThe WorldCereal Reference Data Module (RDM) is a reference data store on label data designed to support crop and irrigation related model training and validation.