LintedData is a linter for RDF and Ontologies for easy use in CI pipelines, we recently released. It checks for common violations of best practices in ontology engineering. GitLab: https://gitlab.com/dlr-dw/linteddata/ Docker: https://hub.docker.com/r/dlrdw/linteddata/ Today I present LintedData at the Helmholtz Metadata Conference 2026 demo session. Abstract & Poster: https://elib.dlr.de/223803/ #RDF #Ontologies #KnowledgeGraphs #DataQuality #OntologyQuality #OntologyEngineering #HMC2026 @helmholtz_hmc@helmholtz.social