{"id":2933911,"date":"2026-10-02T05:00:34","date_gmt":"2026-10-02T12:00:34","guid":{"rendered":"https:\/\/www.esri.com\/arcgis-blog\/?post_type=blog&p=2933911"},"modified":"2026-10-02T15:21:37","modified_gmt":"2026-10-02T22:21:37","slug":"arcgis-hub-catalog-feeds-support-dcat-rss-ogc","status":"publish","type":"blog","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-hub\/data-management\/arcgis-hub-catalog-feeds-support-dcat-rss-ogc","title":{"rendered":"ArcGIS Hub catalog feeds enhance data sharing and discoverability\u2014announcing DCAT-US 3 (beta)"},"author":358732,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"_searchwp_excluded":""},"categories":[37101,23851,22851],"tags":[173712,775052,86442,27771,27581],"industry":[],"product":[36811],"class_list":["post-2933911","blog","type-blog","status-publish","format-standard","hentry","category-announcements","category-data-management","category-national-government","tag-arcgis-hub","tag-catalog","tag-data-management","tag-metadata","tag-search","product-arcgis-hub"],"acf":{"authors":[{"ID":9522,"user_firstname":"Jill","user_lastname":"Saligoe-Simmel","nickname":"Jill Saligoe-Simmel","user_nicename":"jsaligoe","display_name":"Jill Saligoe-Simmel","user_email":"jsaligoe@esri.com","user_url":"","user_registered":"2019-05-07 20:21:45","user_description":"Jill is Esri\u2019s Senior Principal Product Manager for Geospatial Ecosystems, Spatial Data Infrastructure (SDI), and ArcGIS Hub. She is a professional geographer, former statewide Geospatial Information Officer, and experienced business owner. Jill is dedicated to applying a geographic approach to create vibrant, healthy, and sustainable communities worldwide.","user_avatar":""},{"ID":358732,"user_firstname":"Jordan","user_lastname":"Duft","nickname":"Jordan Duft","user_nicename":"jduft","display_name":"Jordan Duft","user_email":"jduft@esri.com","user_url":"","user_registered":"2024-07-01 21:54:16","user_description":"Jordan Duft is a product manager for metadata, catalog, and search functionalities across the ArcGIS platform. She enjoys working with cross-functional teams to support users as they unlock the full potential of their geospatial data.","user_avatar":""}],"short_description":"ArcGIS Hub boosts data discoverability with standards-based catalog feeds for open data sharing and federation.","flexible_content":[{"acf_fc_layout":"content","content":"

As a data provider, you understand the importance of making your data Findable, Accessible, Interoperable, and Reusable (FAIR) by wide audiences<\/a>. One step in achieving this is by sharing your trusted, curated content using standards-based catalogs like ArcGIS Hub.<\/span><\/p>\n

Hub is a comprehensive data <\/span>discovery<\/span>, <\/span>coordination<\/span>, and <\/span>engagement platform designed to help organizations share <\/span>trusted <\/span>data, maps, and applications<\/span>. By providing a geo-enabled destination for your community, Hub enables organizations to work better together.<\/span><\/span>\u00a0<\/span><\/p>\n

 <\/p>\n"},{"acf_fc_layout":"content","content":"

ArcGIS Hub now supports <\/span><\/span>DCAT<\/span><\/span><\/span>-US<\/span><\/span><\/span> 3<\/span><\/span><\/span> (<\/span>beta<\/span>)<\/span>!<\/span><\/span>\u00a0<\/span><\/h2>\n

Thousands of organizations already use ArcGIS <\/span>Hub <\/span>catalogs <\/span>to share data and federate their content with <\/span>open <\/span>data <\/span>portals<\/span> like d<\/span>ata.gov<\/span><\/span><\/a><\/span> and data.europa.eu<\/span><\/span><\/a>\u00a0<\/span><\/span><\/span>. With DCAT3 support, these organizations\u2014such as <\/span>national<\/span>, state, and local government agencies\u2014can share <\/span>open<\/span> data more effectively, making it easier for users to find, access, and utilize valuable information.<\/span>\u00a0<\/span><\/p>\n

Esri is excited to announce support for DCAT<\/span>-US <\/span>3<\/span>.0 (beta)<\/span>,<\/span> the DCAT <\/span>a<\/span>pplication <\/span>p<\/span>rofile for <\/span>the United States<\/span>. <\/span>ArcGIS Hub w<\/span>ith <\/span>DCAT-US 3<\/span> support<\/span>s<\/span> federal agencies implementing the Foundations for Evidence<\/span>\u2011Based Policymaking Act of 2018 (the OPEN Government Data Act). <\/span>This enhancement further increases the discoverability of data shared using ArcGIS Hub catalogs.<\/span>\u00a0<\/span><\/p>\n

\u00a0<\/span><\/p>\n

Continue reading to learn more about how Hub <\/span>catalog feeds enhance data sharing and discoverability<\/span>.<\/span><\/span>\u00a0<\/span><\/strong><\/p>\n"},{"acf_fc_layout":"kaltura","video_id":"1_onpmk4md","time":false,"start":0},{"acf_fc_layout":"content","content":"

<\/h2>\n

Federating your data: enhancing discoverability <\/span><\/span>\u00a0<\/span><\/h2>\n

Federating your data means making your datasets discoverable on <\/span>distributed<\/span> data <\/span>portals<\/span> without having to physically move or duplicate the data. Instead, these platforms <\/span>regularly<\/span> harvest<\/span> your<\/span> metadata<\/span> using<\/span> catalog feed<\/span>s<\/span><\/span>,<\/span><\/span><\/span> providing<\/span> dynamic <\/span>access<\/span><\/span> to<\/span><\/span><\/span> your organization<\/span>\u2019s shared data<\/span>. This approach enables you to <\/span>maintain<\/span> control over your data while still making it visible and accessible to <\/span>additional<\/span> audiences.<\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2943069,"id":2943069,"title":"Catalog Feeds","filename":"CatalogFeeds.gif","filesize":11118297,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds.gif","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-hub\/data-management\/arcgis-hub-catalog-feeds-support-dcat-rss-ogc\/catalogfeeds","alt":"Clicking the Explore feeds button on an ArcGIS Hub site catalog.","author":"358732","description":"When you click the 'Explore Feeds' button, the catalog feeds displayed can be used to share the site's public content with third-party catalogs. ","caption":"The Explore Feeds button displays the site's feed URL and API explore pages. These can be used to share the site's public content with third-party catalogs. Where is DCAT-US 3.0? Click View in the Explore Feeds dialog to open the Swagger page, where you can explore the DCAT-US 3.0 API.","name":"catalogfeeds","status":"inherit","uploaded_to":2933911,"date":"2025-10-14 18:05:47","modified":"2026-10-02 15:45:32","menu_order":0,"mime_type":"image\/gif","type":"image","subtype":"gif","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":1902,"height":944,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds-213x200.gif","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds.gif","medium-width":464,"medium-height":230,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds.gif","medium_large-width":768,"medium_large-height":381,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds.gif","large-width":1902,"large-height":944,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds-1536x762.gif","1536x1536-width":1536,"1536x1536-height":762,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds.gif","2048x2048-width":1902,"2048x2048-height":944,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds-826x410.gif","card_image-width":826,"card_image-height":410,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/CatalogFeeds.gif","wide_image-width":1902,"wide_image-height":944}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

For example, <\/span><\/span>d<\/span>ata.gov<\/span><\/span><\/a> and <\/span><\/span>data.europa.eu<\/span><\/span><\/a> are two prominent open data portals that can register data from content providers<\/span> using catalog feeds<\/span>. These platforms play crucial roles in promoting open data and transparency in their respective regions, enabling users to discover, access, and <\/span>utilize<\/span> valuable datasets for various purposes. This is where interoperability standards<\/span> come into play.<\/span><\/span>\u00a0<\/span><\/p>\n

 <\/p>\n"},{"acf_fc_layout":"content","content":"

<\/h2>\n

How catalog feeds work in ArcGIS Hub<\/h2>\n

The process is straightforward. When you <\/span>share <\/span>content in ArcGIS Hub and enrich it with detailed metadata, you make it more discoverable and reusable. <\/span>The Hub catalog <\/span>automatically <\/span>transforms <\/span>the<\/span> metadata an<\/span>d<\/span> generates <\/span>the <\/span>catalog feeds<\/span>, <\/span>ensuring that your data is accessible<\/span>.<\/span><\/span>\u00a0<\/span><\/p>\n

\u00a0<\/span><\/span><\/span><\/span>ArcGIS Hub supports multiple <\/span><\/span><\/span>open standards-based <\/span><\/span><\/span>catalog feed formats, including <\/span>GeoRSS<\/span>, DCAT, and OGC<\/span><\/span><\/span> \u00a0<\/span><\/span><\/span><\/span>API<\/span><\/span><\/span> –<\/span><\/span><\/span><\/span> Records, providing flexibility and broad <\/span><\/span><\/span>interoperability<\/span><\/span><\/span>.<\/span><\/span><\/span> \u00a0<\/span><\/p>\n

 <\/p>\n"},{"acf_fc_layout":"content","content":"

<\/h2>\n

What is DCAT and why is it important?<\/h2>\n

DCAT is a standardized data catalog vocabulary designed to facilitate interoperability between data catalogs published on the Web.<\/p>\n

W3C. 2024. Data Catalog Vocabulary (DCAT) – Version 3\u00a0<\/a><\/p><\/blockquote>\n

ArcGIS Hub has a long history of supporting DCAT for catalog federation, including DCAT-US 1.1, DCAT-AP 2.1.1, DCAT-AP 3.0.0, and now DCAT-US 3.0 (beta)<\/span><\/span><\/span>,<\/span><\/span><\/span>\u202fenabling organizations to <\/span><\/span><\/span>easily federate<\/span><\/span><\/span> their <\/span><\/span><\/span>open <\/span><\/span><\/span>data<\/span><\/span><\/span> to others<\/span><\/span><\/span>. <\/span><\/span><\/span>As the amount of data continues to grow, helping people and AI find the right information at the right time is more important than ever.<\/span><\/span><\/span>\u00a0<\/span><\/p>\n"},{"acf_fc_layout":"image","image":{"ID":2943159,"id":2943159,"title":"DCAT3DataGov","filename":"DCAT3DataGov-4.png","filesize":565757,"url":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4.png","link":"https:\/\/www.esri.com\/arcgis-blog\/products\/arcgis-hub\/data-management\/arcgis-hub-catalog-feeds-support-dcat-rss-ogc\/dcat3datagov-5","alt":"Metadata flows to the DCAT 3 feed and is used to federate content with third-party catalogs.","author":"358732","description":"","caption":"Using DCAT to describe ArcGIS Hub catalog content improves discoverability by enabling applications to access metadata across multiple catalogs.","name":"dcat3datagov-5","status":"inherit","uploaded_to":2933911,"date":"2025-10-14 19:49:22","modified":"2025-10-14 20:22:10","menu_order":0,"mime_type":"image\/png","type":"image","subtype":"png","icon":"https:\/\/www.esri.com\/arcgis-blog\/wp-includes\/images\/media\/default.png","width":1374,"height":651,"sizes":{"thumbnail":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4-213x200.png","thumbnail-width":213,"thumbnail-height":200,"medium":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4.png","medium-width":464,"medium-height":220,"medium_large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4.png","medium_large-width":768,"medium_large-height":364,"large":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4.png","large-width":1374,"large-height":651,"1536x1536":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4.png","1536x1536-width":1374,"1536x1536-height":651,"2048x2048":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4.png","2048x2048-width":1374,"2048x2048-height":651,"card_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4-826x391.png","card_image-width":826,"card_image-height":391,"wide_image":"https:\/\/www.esri.com\/arcgis-blog\/app\/uploads\/2025\/10\/DCAT3DataGov-4.png","wide_image-width":1374,"wide_image-height":651}},"image_position":"center","orientation":"horizontal","hyperlink":""},{"acf_fc_layout":"content","content":"

Understand how metadata is mapped to DCAT-US 3.0 (beta)<\/h2>\n

Curious how metadata is represented in a DCAT-US 3.0 (beta) feed? Review the crosswalk<\/strong><\/a> to see how ArcGIS metadata elements, along with mappings of other metadata standards, populate DCAT-US 3.0 (beta) feed.<\/p>\n

\n

During the beta period, we welcome your feedback. Please share your thoughts through the DCAT-US 3.0 (beta) survey<\/a>.<\/p>\n<\/div>\n

 <\/p>\n

 <\/p>\n"},{"acf_fc_layout":"content","content":"

<\/h2>\n

Try it out<\/h2>\n

Explore a site’s catalog feed by appending<\/span> a<\/span> feed API, such as <\/span>\/api\/feed\/dcat-us\/3.0<\/span><\/b>, to your Hub site URL. You can then register the feed with the appropriate open data portal.<\/span>\u00a0<\/span><\/p>\n\n\n\n\n\n\n\n
Catalog feed standard<\/span><\/b>\u00a0<\/span><\/td>\nDescription<\/span><\/b>\u00a0<\/span><\/td>\nExplore feed<\/span><\/b>\u00a0<\/span><\/td>\n<\/tr>\n
GeoRSS<\/span>\u00a0<\/span><\/td>\nA format for syndicating geographic content<\/span>\u00a0<\/span><\/td>\n<<\/span>site<\/span><\/span><\/span>URL<\/span><\/span><\/span>><\/span><\/span><\/span>\/<\/span>api<\/span>\/feed\/<\/span>rss<\/span>\/2.0<\/span><\/span><\/span>\u00a0<\/span><\/td>\n<\/tr>\n
DCAT<\/span><\/span>-AP 3.0.0<\/span><\/span><\/span>\u00a0<\/span><\/span>\u00a0<\/span><\/td>\nData Catalog Vocabulary for interoperability <\/span><\/span>in Europe<\/span><\/span><\/span> (<\/span><\/span><\/span>required by<\/span><\/span><\/span> data.europa.eu)<\/span><\/span><\/span>\u00a0<\/span><\/td>\n\u00a0<\/span> <<\/span>site<\/span><\/span><\/span>URL<\/span><\/span><\/span>><\/span><\/span><\/span>\/<\/span>api<\/span>\/feed\/<\/span>dcat<\/span>-ap\/3.0.0.json<\/span><\/span><\/span>\u00a0<\/span><\/span><\/td>\n<\/tr>\n
D<\/span><\/span><\/span>CAT-US 3.0<\/span><\/span><\/span> (beta)<\/span><\/span><\/span>\u00a0<\/span><\/td>\nData Catalog Vocabulary for interoperability<\/span><\/span><\/span> in the United States<\/span><\/span><\/span> (<\/span><\/span><\/span>required by<\/span><\/span><\/span> data.gov)<\/span><\/span><\/span>\u00a0<\/span><\/td>\n\u00a0<\/span> <<\/span>site<\/span><\/span><\/span>URL<\/span><\/span><\/span>><\/span><\/span><\/span>\/<\/span>api<\/span>\/feed\/<\/span>dcat<\/span>-us\/3.0<\/span><\/span><\/span>\u00a0<\/span><\/span><\/td>\n<\/tr>\n
\u00a0<\/span> OGC API<\/span><\/span> –<\/span><\/span><\/span> Records\u00a0<\/span><\/span>\u00a0<\/span><\/span><\/td>\n\u00a0<\/span> ArcGIS Hub’s native catalog API for discovering and accessing records<\/span><\/span><\/span><\/td>\n\u00a0<\/span> <<\/span>site<\/span><\/span><\/span>URL<\/span><\/span><\/span>><\/span><\/span><\/span>\/<\/span>api<\/span>\/search\/v1<\/span><\/span><\/span>\u00a0<\/span><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Learn how to federate data and manage your catalog feeds<\/a> in the ArcGIS Hub documentation.<\/p>\n

 <\/p>\n"},{"acf_fc_layout":"content","content":"

<\/h2>\n

What’s next?<\/span><\/span>\u00a0<\/span><\/span>\u00a0<\/span><\/h2>\n

Esri is committed to continuing its support for evolving <\/span>open <\/span>standards.<\/span> <\/span>As metadata <\/span><\/span><\/span>and catalog <\/span><\/span>standards evolve, ArcGIS will continue to evolve with them.<\/span><\/span><\/span>\u00a0<\/span>By supporting DCAT3, ArcGIS Hub reinforces its position as a powerful platform for <\/span>trusted <\/span>content discovery<\/span> and collaboration.<\/span><\/span>\u00a0<\/span><\/span><\/p>\n

 <\/p>\n"},{"acf_fc_layout":"sidebar","content":"

Questions or feedback?<\/span>\u00a0<\/span><\/h2>\n

 <\/p>\n

We welcome your questions and feedback. Please reach out to us on the ArcGIS Hub Community page<\/span><\/a>, and use this survey<\/a><\/strong> to share your feedback on the DCAT-US 3.0 (beta) throughout the beta period.<\/div>\n

\n","image_reference":false,"layout":"standard","image_reference_figure":"","snippet":"","spotlight_name":"","section_title":"","position":"Center","spotlight_image":false},{"acf_fc_layout":"content","content":"

This article was originally published October 28, 2025. It has been updated to communicate current status of DCAT-US 3.<\/em><\/p>\n"},{"acf_fc_layout":"content","content":"

\u00a0<\/span><\/h2>\n

More ArcGIS Hub resources<\/span><\/h2>\n