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OpenAQ is a nonprofit environmental technology organization that provides open access to ground-level air quality data. It aggregates data from hundreds of sources worldwide and harmonizes them on an open-source platform. Users can access data through a REST API, an interactive map, and the OpenAQ Explorer web application. The platform provides physical measurements rather than aggregated values such as air quality indexes.
Find and access geophysics and geodesy research data, with indexed datasets.
Searchable public dataset catalog maintained by Government of Sweeden.
Browse research datasets and datasets related to agriculture, forestry and veterinary medicine.
OpenAddresses is a free and open global collection of address data. It combines street names, house numbers and postal codes with geographic coordinates to connect digital to physical places. The data can be parsed and imported into a database, placed on a map, or used for geocoding, and is openly licensed.
Open Data Portal of the Federal State of Bavaria, Germany.
The ESCAPE Open-source Scientific Software Repository is a curated Zenodo community for sharing scientific software, services and datasets for astro-particle and particle physics communities. Submissions are reviewed for metadata, licensing and documentation, and hosted on Zenodo with persistent DOIs. A Python library supports CodeMeta metadata generation, validation and publishing automation.
open-loiret.opendata.arcgis.com is an ArcGIS Hub site that provides access to geospatial datasets. Users can discover, analyze and download data in formats including CSV, KML, Zip, GeoJSON, GeoTIFF and PNG. The site offers API links for GeoServices, WMS and WFS, and supports the creation of StoryMaps and Web Maps.
Open Data Portal of the City of Munich, Bavaria, Germany.
Open Data Portal of the City of Freiburg, Baden-Württemberg, Germany.
OPEN-ADAS is a system for searching and distributing key data from the Atomic Data and Analysis Structure (ADAS), a computer program managed by the University of Strathclyde. It allows non-members interested in fusion and astrophysics to download and use ADAS data. The service supports searches by freeform text, wavelength and ion, and covers numerous data formats.
open_UMR is a cross-faculty publication hub at Philipps-University Marburg. It collects scientific publications, resources, research data and software from members and makes them openly accessible. Submissions are subject to curation to ensure quality and re-usability. The site lets visitors select a community to browse its collections.
Research data portal for exploring educational records, including text.
Open Tree of Life is a project that aims to make phylogenetic knowledge more accessible. The platform enables users to explore previously published phylogenetic tree estimates and synthetic phylogeny estimates generated from multiple datasets. Users can contribute to the project by uploading trees or linking trees in the system to the underlying data they are based on, to help improve the system's comprehensiveness.
Open-data catalog covering Stockholm, Sweden, with filters and downloadable records.
Open SDG Data Hub is an ArcGIS Hub platform focused on dataset discovery and access. It allows users to discover, analyze and download data in formats including CSV, KML, Zip, GeoJSON, GeoTIFF and PNG. The platform provides API links for GeoServices, WMS and WFS, and supports the creation of StoryMaps and Web Maps for data visualization.
Dataset repository covering biology, with searchable datasets.
Open Science OVGU is the former open access repository for research data and publications of Otto-von-Guericke University Magdeburg (OVGU). It is no longer actively maintained, and users are advised not to enter OVGU login details on the site. The repository hosts communities for research data and open educational resources, and includes recent submissions such as the 2024 TapCorder Data Set, which explores classification of oily or cream-like substances using smartphone-captured diffraction data.
Research data portal for exploring basic in biology and medicine records, including genomic data.
The Open Science and Data Platform provides access to scientific data, publications and information about development activities across Canada. Its content can be used to understand the cumulative effects of human activities to support improved future decision-making. The platform is available in both English and French.
Find published open datasets through filters, categories and keyword search.
Dataset repository covering life, with searchable datasets.
Search engineering data collections and supporting datasets from GBR.
Search biology data collections and supporting experimental data from GBR.
