National & Regional
Data Portals
Official open geospatial data portals from governments and agencies around the world — ready to open in Atlas.
Africa GeoPortal
A free geospatial platform for Africa, providing open data, mapping tools, and community resources across the continent.
Alaska Open Data Geoportal
Alaska's open data geoportal, providing authoritative statewide GIS layers for the largest U.S. state by area.
Arkansas GIS Office (GeoStor)
Arkansas's GIS office and GeoStor platform, providing authoritative statewide geospatial framework data.
Atlas (Louisiana)
Louisiana's statewide GIS data distribution system, hosting publicly available datasets including statewide lidar and imagery.
Avaandmed (Estonia)
Estonia's open data portal, part of the country's renowned digital government, providing public datasets including geospatial data.
Avoindata.fi
Finland's open data service, the central catalog for public sector datasets including geospatial data from the National Land Survey.
AZGeo Data Hub
Arizona's central clearinghouse for GIS data, providing authoritative statewide spatial data and applications.
Bahrain Open Data Portal
Bahrain's open data portal, a unified platform offering government datasets from over 35 entities since 2013.
Bayanat (UAE)
The UAE's national open data portal, aggregating datasets from federal and emirate-level government entities.
BC Data Catalogue
British Columbia's data catalogue, providing authoritative provincial datasets including extensive geospatial data.
Bhuvan (ISRO)
India's national geoportal from ISRO, offering satellite imagery, thematic maps, and elevation data covering the Indian subcontinent.
BKG Geodatenzentrum
Germany's national geodata center, offering authoritative administrative boundaries, topographic data, and base mapping for the whole country.
California Open Data Portal
California's state open data portal, publishing datasets from state agencies including wildfire, water, transportation, and boundary data.
Catálogo Nacional de Datos Abiertos (Uruguay)
Uruguay's national open data catalog, providing datasets from public bodies, academia, civil society, and private organizations.
Chicago Data Portal
The City of Chicago's open data portal, a pioneering municipal program with extensive geospatial and operational datasets.
CNIG (Spain)
Spain's national geographic information center, the authoritative source for topographic maps, orthophotos, elevation, and boundaries.
Colorado Information Marketplace
Colorado's state open data portal, publishing agency datasets across economy, environment, transportation, and geography.
Connecticut Open Data
Connecticut's open data portal, offering state agency datasets across health, education, transportation, and geography.
ČÚZK Geoportal
The Czech Republic's geoportal from the surveying and cadastre office, providing authoritative cadastral and topographic data.
dados.gov.br
Brazil's national open data portal, the central catalog for federal datasets, complementing IBGE's authoritative geography.
dados.gov.pt
Portugal's central open data portal, run by the Administrative Modernisation Agency, cataloging public sector datasets nationwide.
Dane.gov.pl
Poland's central open data portal, providing public sector datasets from government institutions, including spatial and statistical data.
Data WA
Western Australia's whole-of-government open data portal, providing public sector datasets including the SLIP spatial data.
data.egov.bg
Bulgaria's open data portal, the central catalog of public sector datasets published by administrative bodies.
data.europa.eu
The official portal for European open data, harvesting over a million datasets from EU institutions and member-state national portals.
data.go.jp
Japan's national open data catalog, indexing public sector datasets from ministries and agencies across the country.
Data.go.kr
South Korea's public data portal, one of the world's largest by dataset and API count, covering extensive administrative and spatial data.
data.go.th
Thailand's open government data center, run by the Digital Government Development Agency, cataloging public sector datasets.
data.gouv.fr
France's open data platform, hosting and referencing public datasets from national and local administrations, with strong geospatial and address coverage.
Data.gov
The United States' central open data catalog, indexing hundreds of thousands of federal, state, and local datasets — including a large share with geospatial coverage.
data.gov.au
Australia's central open data catalog, aggregating datasets from federal, state, and territory governments, with extensive spatial coverage.
data.gov.bd
Bangladesh's national open data portal, the central catalog for public sector datasets from government bodies.
data.gov.be
Belgium's federal open data portal, harvesting datasets from federal, regional, and local authorities into one national catalog.
data.gov.cy
Cyprus's national open data portal, providing public sector datasets including geographic and statistical data.
data.gov.gr
Greece's open data portal, providing access to public administration datasets, including geographic and statistical data.
data.gov.hk
Hong Kong's public sector information portal (DATA.GOV.HK), offering datasets, APIs, and spatial data including base maps.
data.gov.hr
Croatia's national open data portal, the central catalog for datasets from public institutions.
data.gov.ie
Ireland's open data portal, cataloging public sector datasets including administrative boundaries, census geography, and environmental data.
data.gov.il
Israel's national open data portal, providing public sector datasets including geographic and statistical data.
Data.gov.in
India's Open Government Data Platform, publishing datasets from central and state government bodies across a wide range of sectors.
data.gov.lt
Lithuania's national open data portal, the central catalog for datasets from public institutions.
data.gov.lv
Latvia's national open data portal, the central catalog for public sector datasets across government institutions.
data.gov.ma
Morocco's national open data portal, the central catalog for public sector datasets from government institutions.
data.gov.mk
North Macedonia's national open data portal, the central catalog for public sector datasets.
data.gov.my
Malaysia's modern open data portal, offering well-structured datasets and APIs from government agencies, including administrative geography.
data.gov.ph
The Philippines' open data portal, providing datasets from national government agencies across many sectors.
data.gov.qa
Qatar's national open data portal, providing public sector datasets including geographic and statistical data.
data.gov.ro
Romania's national open data portal, the central catalog for datasets published by public institutions.
data.gov.rs
Serbia's national open data portal, the central catalog for datasets from public institutions.
Data.gov.sg
Singapore's open data portal, offering well-curated government datasets with clean APIs, including planning areas and environmental data.
data.gov.tn
Tunisia's national open data portal, providing public sector datasets from government bodies.
data.gov.tw
Taiwan's open data platform, a large and active catalog of government datasets with strong API and geospatial support.
data.gov.ua
Ukraine's national open data portal, the unified state catalog for public sector datasets across government bodies.
Data.gov.uk
The United Kingdom's central catalog of public sector open data, with thousands of mapping and boundary datasets published under the Open Government Licence.
data.govt.nz
New Zealand's open data catalog, indexing public sector datasets from across government, complementing the LINZ Data Service.
data.gv.at
Austria's open data portal, aggregating datasets from federal ministries, the nine states, and cities, with strong geospatial coverage.
Data.NSW
New South Wales's open data portal, providing state agency datasets including transport, environment, and spatial data.
data.public.lu
Luxembourg's open data portal, providing public sector datasets alongside the country's strong national geoportal.
Data.Qld
Queensland's open data portal, providing state agency datasets including extensive spatial and environmental data.
Data.SA
South Australia's open data directory, home to over 1,500 datasets from state agencies and local councils.
data.slovensko.sk
Slovakia's national open data portal, the central catalog for public sector datasets from government bodies.
Data.Vic
Victoria's open data portal, providing state agency datasets and access to the Vicmap authoritative spatial framework.
dataACT
The Australian Capital Territory's open data portal, supporting reusable, accessible data from the ACT Government.
Dataforsyningen
Denmark's official distribution platform for free public geodata — maps, elevation, orthophotos, and addresses — from the Danish climate data agency.
DataMapWales
Wales's shared public sector spatial data platform, providing geographic information, ready-made maps, and downloads for Wales.
DataMB (Manitoba)
Manitoba's open data portal (DataMB), providing provincial datasets including boundaries, forestry, and environmental data.
date.gov.md
Moldova's national open data portal, providing public sector datasets from government institutions.
dati.gov.it
Italy's national open data catalog, the single access point for public sector datasets from central and local administrations.
Datos Abiertos Costa Rica
Costa Rica's national open data portal, publishing datasets from state institutions across many sectors.
Datos Abiertos Ecuador
Ecuador's national open data portal, with thousands of datasets from state institutions, linked to its geospatial data infrastructure.
Datos Abiertos Panamá
Panama's national open data portal, publishing datasets from across state institutions under the national open data policy.
Datos Abiertos Paraguay
Paraguay's national open data portal, providing public sector datasets for analysis, applications, and transparency.
Datos Abiertos Perú
Peru's national open data platform, providing datasets from ministries and public institutions, including geographic data.
Datos Abiertos República Dominicana
The Dominican Republic's national open data portal, providing access to the government's open data catalog.
datos.gob.ar
Argentina's national open data portal, providing datasets from across the public administration, including geographic data.
datos.gob.cl
Chile's open data portal, aggregating datasets from public services and agencies, with geographic and statistical coverage.
datos.gob.es
Spain's national open data catalog, aggregating datasets from state, regional, and local public bodies, including spatial data infrastructure resources.
datos.gob.mx
Mexico's national open data platform, aggregating datasets from federal agencies, complementing INEGI's authoritative geography.
datos.gov.co
Colombia's open data portal, a large national catalog of public sector datasets across government entities.
DGT Portugal (SNIG)
Portugal's national spatial data infrastructure from the Directorate-General for Territory, providing authoritative cartography and geoservices.
Données Québec
Quebec's open data platform, aggregating datasets from the provincial government and municipalities, including geographic data.
Estonian Land Board Geoportal
Estonia's Land Board geoportal, providing authoritative national maps, orthophotos, elevation, and cadastral data.
FirstMap (Delaware)
Delaware's statewide GIS platform, providing authoritative shared geospatial data and services for the state.
Florida Geographic Data Library (FGDL)
Florida's comprehensive geospatial data clearinghouse, hosting hundreds of authoritative GIS layers for the state.
GéoBretagne
Brittany's territorial data partnership, providing INSPIRE-compliant search, visualization, and download of regional geographic data.
GeoData@Wisconsin
Wisconsin's most comprehensive geospatial data catalog, providing discovery and access to data, imagery, and scanned maps.
geoEuskadi
The Basque Country's spatial data infrastructure, providing authoritative regional cartography, orthophotos, and geoservices.
GeoHive (Ireland)
Ireland's national geospatial platform from Tailte Éireann, providing authoritative base mapping, boundaries, and reference geographies.
Geonorge
Norway's national portal for geographic data, coordinated by Kartverket, providing topographic, marine, property, and administrative datasets.
Geoportal Baden-Württemberg
Baden-Württemberg's official geodata platform, the central access point to the state's spatial data infrastructure.
Geoportal Bayern
Bavaria's geoportal, the gateway to the state's geodata, base maps, and the BayernAtlas, with free open geodata downloads.
Geoportal Polska
Poland's national geoportal from GUGiK, providing orthophotos, elevation, lidar, cadastral references, and topographic base data.
GEOportal.NRW
North Rhine-Westphalia's central geodata portal, the access point to the state's spatial data infrastructure and free geobasis data.
Geoportale della Lombardia
Lombardy's regional geoportal, the access point to the territorial information infrastructure of Italy's most populous region.
Geoportale Emilia-Romagna
Emilia-Romagna's regional geoportal, providing authoritative topographic data, lidar, orthophotos, and land use for the region.
Geoportale Piemonte
Piedmont's regional geoportal, the access point to the territorial data catalog and geoservices for the Italian region.
Geopunt (Flanders)
The central geoportal for Flanders, providing the region's authoritative base maps, addresses, parcels, and thematic geographic data.
Georgia GIS (GIO)
Georgia's Geospatial Information Office, coordinating and providing authoritative statewide GIS data through its data hub.
Geoscience Australia
Australia's national geoscience agency, providing authoritative elevation, geology, marine, and Earth observation datasets for the continent.
Ghana Open Data Initiative
Ghana's national open data portal, providing public sector datasets from ministries and agencies across the country.
GovData
Germany's federal open data portal, bundling datasets from federal, state (Länder), and municipal sources into a single searchable catalog.
GSI Maps (Japan)
Japan's national mapping agency, providing authoritative topographic maps, elevation, aerial imagery, and the GSI Tiles base mapping service.
Hawaii Statewide GIS Program
Hawaii's statewide GIS program, providing authoritative geospatial data for the islands including boundaries, imagery, and coastal data.
Humanitarian Data Exchange (HDX)
A global open platform from UN OCHA for sharing humanitarian data, including administrative boundaries, population, and crisis datasets for every country.
IBGE
Brazil's national institute for geography and statistics, the authoritative source for census geography, administrative boundaries, and base mapping.
ICGC (Catalonia)
Catalonia's cartographic and geologic institute, providing authoritative regional topographic maps, orthophotos, elevation, and geology data.
IDEAndalucía
Andalusia's spatial data infrastructure, the access point to authoritative regional cartography, orthophotos, and geoservices.
IDENA (Navarra)
Navarre's spatial data infrastructure, a fully open-source geoportal providing interoperable geoservices and a powerful map viewer.
IGN Argentina
Argentina's national geographic institute, the authoritative source for the country's boundaries, topographic data, and base mapping.
IGN Géoservices
France's national mapping agency portal, providing authoritative reference geographies, imagery, and topographic data through downloads and OGC services.
Illinois Open Data
Illinois's state open data portal, providing agency datasets across government, economy, and administrative geography.
IndianaMap
Indiana's statewide GIS framework, one of the largest publicly available collections of authoritative GIS data for a U.S. state.
INEGI
Mexico's national institute for statistics and geography, providing the country's authoritative boundaries, topographic data, and census geography.
INSIDE Idaho
Idaho's geospatial data clearinghouse, the state's long-running source for authoritative GIS framework data.
INSPIRE Geoportal
The EU's central access point for spatial data published under the INSPIRE Directive, harmonizing geographic themes across member states.
Iowa Geospatial Data
Iowa's statewide geospatial data hub, providing authoritative boundaries, imagery, elevation, and infrastructure layers.
Kansas Data Access & Support Center (DASC)
Kansas's official GIS clearinghouse (DASC), providing authoritative statewide geospatial framework data.
Kentucky Geography Network
Kentucky's statewide GIS clearinghouse, providing authoritative geospatial data including imagery, elevation, and boundaries.
Kenya National Bureau of Statistics Data
Kenya's official statistics data hub, including the Kenya Data Portal with interactive maps and indicators down to county level.
Lantmäteriet
Sweden's national mapping, cadastral, and land registration authority, providing topographic maps, elevation, orthophotos, and property data.
LINZ Data Service
New Zealand's authoritative source for property, addresses, topographic, and hydrographic data, with excellent download and API access.
London Datastore
The Greater London Authority's open data hub, providing demographic, transport, housing, and boundary data for London's boroughs and wards.
Maine GeoLibrary
Maine's geospatial data catalog from the Maine Office of GIS, providing authoritative statewide framework data.
MARIS (Mississippi)
Mississippi's automated resource information system, the state's clearinghouse for authoritative geospatial data.
Maryland Open Data Portal
Maryland's state open data portal, publishing agency datasets including transportation, health, environment, and boundaries.
MassGIS
Massachusetts's Bureau of Geographic Information, a leading state GIS program providing authoritative statewide spatial data.
Michigan GIS Open Data
Michigan's statewide GIS open data hub, providing authoritative boundaries, transportation, environment, and imagery layers.
Minnesota Geospatial Commons
Minnesota's shared geospatial data platform, hosting authoritative GIS resources from state, regional, and local partners.
Missouri Open Data
Missouri's state open data portal, publishing agency datasets including transportation, health, and administrative geography.
Montana State Library Geographic Information
Montana's geographic information program at the State Library, providing authoritative statewide framework GIS data.
National Data Portal (Nepal)
Nepal's national data portal from the National Statistics Office, providing indicators and geography down to province and district level.
National Land Survey of Finland
Finland's national mapping authority, providing authoritative topographic data, elevation, orthophotos, and the cadastre as open data.
National Land Survey of Iceland
Iceland's national mapping agency, providing authoritative topographic data, elevation, and base mapping as open data.
NC OneMap
North Carolina's statewide geospatial portal, providing authoritative GIS data including parcels, imagery, and elevation.
NebraskaMAP
Nebraska's statewide GIS portal, providing authoritative framework data including imagery, parcels, and boundaries.
New Brunswick Open Data
New Brunswick's bilingual open data portal, providing provincial government datasets across many sectors.
New Mexico RGIS
New Mexico's Resource Geographic Information System, the state's clearinghouse for authoritative geospatial data.
New York State Open Data
New York State's open data platform, offering agency datasets on transportation, environment, health, and administrative geography.
NH GRANIT
New Hampshire's statewide GIS clearinghouse (GRANIT), providing authoritative geospatial framework data.
Nigeria Integrated Data Sharing Portal
Nigeria's integrated data sharing portal, providing macroeconomic and statistical data across government agencies.
NJGIN Open Data
New Jersey's geographic information network open data hub, providing authoritative statewide GIS layers, imagery, and parcels.
North Dakota GIS Hub
North Dakota's GIS Hub, providing authoritative shared statewide geospatial data and services.
Nova Scotia Open Data
Nova Scotia's open data portal, making provincial government data easier to access for individuals, businesses, and researchers.
NTG Open Data Portal
The Northern Territory's open data portal, providing public sector datasets including extensive environment and geoscience data.
NWT Open Data Portal
The Northwest Territories' open data portal, making government-held data available in accessible, user-friendly formats.
NYC Open Data
New York City's open data program, one of the world's most comprehensive city portals, with rich geospatial datasets.
Ohio Open Data
Ohio's state open data portal, providing agency datasets across government, economy, and administrative geography.
OKMAPS (Oklahoma)
Oklahoma's geographic information hub (OKMAPS), providing free downloadable statewide GIS data and web services.
Oman Data Portal
Oman's national data portal, a free data-sharing platform with datasets from government entities across many sectors.
OneMap
Singapore's authoritative national map platform from the Singapore Land Authority, offering base maps, geocoding, and themed location services.
Ontario GeoHub
Ontario's open geospatial data hub from Land Information Ontario, providing authoritative provincial GIS layers.
Open Alberta
Alberta's open government portal, providing provincial datasets and publications including geographic data.
Open Data Czech Republic
The Czech National Open Data Catalogue, indexing datasets from across public institutions in the Czech Republic.
Open Data for Africa (AfDB)
The African Development Bank's continental data platform, providing statistics and indicators for all African countries, mappable by geography.
Open Data Kazakhstan
Kazakhstan's open data portal, part of the e-government system, providing public sector datasets across the country.
Open Data Sri Lanka
Sri Lanka's open data portal, making government datasets freely available to the public across many sectors.
Open Government Canada
Canada's federal open data portal, providing bilingual access to datasets from across departments, including geospatial and Earth observation data.
Open Government Data Jordan
Jordan's open government data portal, providing public sector datasets to foster innovation and a data-driven economy.
opendata.swiss
Switzerland's central open government data catalog, aggregating federal, cantonal, and communal datasets, including geodata from swisstopo.
OpenDataNI
Northern Ireland's open data portal, providing public sector datasets from government departments and bodies across NI.
OPSI (Slovenia)
Slovenia's national open data portal (OPSI), the central catalog of public sector datasets including spatial data.
Ordnance Survey Data Hub
Great Britain's national mapping agency portal, offering both free OS OpenData products and premium large-scale mapping through modern APIs.
Oregon Spatial Data Library
Oregon's statewide spatial data clearinghouse, providing authoritative GIS framework data for the state.
PASDA (Pennsylvania)
Pennsylvania's official geospatial data clearinghouse, hosting authoritative GIS data for the Commonwealth.
PDOK
The Netherlands' platform for public geo-data, delivering national datasets like the BAG addresses and base registries through high-quality open services.
PIGMA (Nouvelle-Aquitaine)
Nouvelle-Aquitaine's shared geographic data platform, with thousands of layers from over 740 partner organizations.
RIGIS (Rhode Island)
Rhode Island's geographic information system, the state's long-running authoritative GIS data clearinghouse.
Rwanda Data Portals (NISR)
Rwanda's official statistics data portals from NISR, providing microdata, aggregate data, and geo-spatial data down to sub-national levels.
Satu Data Indonesia
Indonesia's national data initiative, providing a unified catalog of public sector datasets across ministries and regions.
Saudi Open Data
Saudi Arabia's national open data portal, managed by SDAIA, providing public sector datasets across government entities.
SCDNR GIS (South Carolina)
South Carolina's GIS data from SCDNR, providing authoritative statewide spatial data and lidar elevation free to the public.
Spatial Hub Scotland
Scotland's authoritative home of local government spatial data, conflating council datasets into consistent national layers.
swisstopo (geo.admin.ch)
Switzerland's federal mapping agency geoportal, offering its renowned topographic maps, imagery, elevation, and thematic layers as free open data.
Tanzania NBS Data Portals
Tanzania's national statistics portals, including an integrated statistical portal, census hub, and a dedicated GIS portal.
Texas Open Data Portal
Texas's state open data portal, publishing agency datasets across transportation, public safety, environment, and administrative geography.
The LIST (Tasmania)
Tasmania's Land Information System (the LIST), providing authoritative statewide spatial data, imagery, and cadastre.
The National Map (USGS)
The USGS source for authoritative national base layers — elevation, hydrography, transportation, boundaries, land cover, and high-resolution imagery for the United States.
TNMap (Tennessee)
Tennessee's source for maps and GIS, providing authoritative statewide imagery, lidar, parcels, and address data.
Uganda Bureau of Statistics Open Data
Uganda's national statistics open data from the Uganda Bureau of Statistics, covering demographic, social, and economic indicators.
Utah Geospatial Resource Center (UGRC)
Utah's geospatial resource center, a leading state GIS program providing authoritative statewide data through SGID.
V-World (South Korea)
South Korea's national spatial data platform, providing authoritative base maps, 3D data, and geospatial APIs.
Vermont Open Geodata Portal
Vermont's open geodata portal from VCGI, providing authoritative statewide GIS layers including parcels and lidar.
Vietnam Open Data Portal
Vietnam's national data portal, the unified access point for state agency data, with an associated open data portal.
Virginia Open Data Portal
Virginia's open data portal, the Commonwealth's catalog of state agency datasets including geographic and administrative data.
Washington State Open Data
Washington State's open data platform, offering agency datasets on transportation, environment, and administrative geography.
WV GIS Technical Center
West Virginia's GIS Technical Center, the state's clearinghouse for authoritative geospatial framework data.
Wyoming Geospatial Hub
Wyoming's geospatial hub, providing authoritative shared statewide GIS data and services.
Yukon Open Data
Yukon's open government data portal, providing statistical, administrative, and geospatial data for the territory.
