Results for "data schema"

Data standards

DCAT-US Schema v1.1 (Project Open Data Metadata Schema)

How to use Project Open Data Metadata Schema guidelines to document and list agency datasets and application programming interfaces (APIs) for hosting at and currently in use at

Data Catalog Vocabulary (DCAT)

DCAT is an RDF vocabulary designed to facilitate interoperability between data catalogs published on the Web. DCAT-US (used in the Project Open Data Metadata Schema) is based on this W3C data schema.




DCAT, data schema, data standards

Improving Discoverability, Usability and Governance of Priority Agency Data

To improve the discoverability, usability, and governance of these priority agency data assets agencies shall apply the documenting techniques illustrated below.

Metadata Resources and Field Mappings under the Project Open Data Metadata Schema (DCAT-US Schema v1.1)

Provides further background and resources to assist agencies in implementing the Project Open Data Metadata Schema v1.1. Maps fields from the current version of DCAT-US v1.1 to the previous version of the schema (v1.0), as well as other schemas (CKAN API, DCAT, and

Through an open community process, creates, maintains, and promotes schemas for structured data on the Internet. The vocabulary is used along with the Microdata, RDFa, or JSON-LD formats to add information to Web content.



data schema, data standards

See all resources in Data standards >

Data tools


Comprehensive Knowledge Archive Network (CKAN) is a powerful open source data management system that makes data accessible by providing tools to streamline publishing, sharing, finding, and using data. The catalog is based on CKAN, a technology that powers many government open data sites. is a separate instance of CKAN hosted at GSA on the same infrastructure as the catalog.



data schema, data management, data inventory, open data

JSON Validator

JSON Validator is used to check your agency’s data.json against the required federal metadata schema. This web-based tool provides three ways you can validate data.json: by validating a public URL, uploading a json file, or pasting the raw JSON into the form. is a tool for federal agencies to create and publish metadata catalogs. is required to access this link.


General Services Administration


data schema, data management, data inventory,

See all resources in Data tools >