Open Data & Datasets

Amsterdam’s municipal data site provides current city information and lets visitors search streets, buildings, public spaces, map layers, and datasets.

CROSSDA is a Croatian social science data archive with research dataverses and dataset download records.

The Maelstrom Catalogue supports discovery of epidemiological studies and research networks, including information about collected and harmonized data.

South Bend’s open-data portal provides datasets published by the city.

The GRID3 Data Hub offers tools to visualize, analyze, and download data on population, settlements, boundaries, infrastructure, and services.

UK-AIR's data archive provides measured air monitoring data, statistics, and preformatted files for download.

The Valais statistical and financial equalization service coordinates statistical surveys and provides information to data users.

Eslöv Municipality makes its open data available for download and reuse to build services, apps, or insights.

AUB ScholarWorks collects, preserves, and distributes digital materials through American University of Beirut repositories.

The Open Exoplanet Catalogue collects discovered extrasolar planets and includes plots, tools, and data for offline use.

The IGF PAN Data Repository is an open platform for collecting and sharing data from the Institute of Geophysics of the Polish Academy of Sciences.

FITBIR will host data only from NIH-funded studies beginning August 24, 2026; the page also notes the end of data submissions from other organizations.

DataSud is shared data infrastructure for the Provence-Alpes-Cote d'Azur region, with open data discovery and regional themes.

The FIU Research Data Portal supports finding, sharing, and publishing finalized university research datasets, including code, documentation, and metadata.

The Marine Data Portal supports research data management, publishing, visualization, browsing, and access across marine science projects.

Härnösand presents municipal statistics from Kolada, including information on population, education, care, and service costs.

SNAP provides network datasets and software for analyzing graphs, with downloads and documentation for C++ and Python tools.

Region Västmanland makes open information available for reuse, including supplier invoices and regional indicators.

France's Multi-Terminology Server supports searching terminology alignments, earlier versions, and medical translation tools.

"leaderboard Comparing LLM Performance at Producing Hallucinations when Summarizing Short Documents".

Carolina is a general corpus of contemporary Brazilian Portuguese with provenance, typology and versioning information. Released versions can be downloaded and accessed through Portulan and HuggingFace. Individual documents have their own licenses, which range from public domain to sharing terms that restrict commercial use.

Haninge Municipality makes data from its departments available through Sweden’s data portal for reuse, including in applications.

The Norwegian Marine Data Centre processes and preserves marine environmental and fisheries data and produces data products.

DR-NTU (Data) is NTU's repository for final research data. NTU faculty, research staff and students can deposit final, non-sensitive research data from NTU projects; research papers go to DR-NTU instead.