johdata
Johdata is a standardized framework for describing, sharing, and validating data across domains. It combines a formal schema language, a metadata model, and a reference implementation intended to improve interoperability, data discovery, and governance. The concept is used in open data catalogs, research projects, and data-sharing initiatives to align descriptions and enable safer, more efficient data reuse.
Core components of johdata include a schema language to express data structures and constraints, a metadata
Development and governance are characterized by community collaboration. The project is described as originating from a
Applications and impact vary across settings. Johdata is used in academic tutorials, pilot data-sharing projects, and
See also: open data, data standardization, metadata, interoperability, data governance.