GIN is a free data management system for neuroscientific data, built on open source projects including Git, git-annex, and Gogs. It syncs directories to a dedicated server and tracks changes to files and folders. Data can be shared with collaborators, made citable through a DOI service, and accessed from web and file browsers or a command line interface.
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GNPS is a web-based mass spectrometry ecosystem serving as an open-access knowledge base for community-wide organization and sharing of raw, processed or annotated fragmentation mass spectrometry data. It provides tools for molecular networking, library search, MASST search and dataset browsing, supporting identification and discovery across the data life cycle.
Find and access agriculture, forestry and veterinary medicine research data, with indexed datasets.
Find and access humanities and social research data, with indexed datasets.
IEDA2 is a collaborative data infrastructure of three complementary data systems: EarthChem, LEPR/traceDs and SESAR. It supports geoscience researchers in sharing and accessing sample data following FAIR data principles, and its mission is open, reproducible and transparent science practices. Components include the EarthChem Library data repository and PetDB geochemical data access.
IEEE DataPort is a research data platform that provides open access to scientific data. It enables researchers and institutions to share research, manage data, and collaborate. The platform hosts over 13,000 datasets, offers more than 2 TB of storage via AWS S3, and provides data management tools such as DOI assignment and usage tracking.
IG PAS Data Portal is an open data platform for the Institute of Geophysics Polish Academy of Sciences. It is used to collect and share IG PAS data, including access to data from external repositories.
IGS PAS Data Portal is an open data repository of the Institute of Geological Sciences of the Polish Academy of Sciences. It collects and shares data, also considering access from external repositories. The data are freely available for non-commercial use, with citation required.
Internet-in-a-Box (IIAB) is an open-source, community-driven project that enables users to build an affordable, offline digital library server, most commonly using a Raspberry Pi. It creates a local learning hotspot that provides access to free educational content including Wikipedia in multiple languages, thousands of Khan Academy videos, zoomable OpenStreetMap, e-books and other resources without an internet connection. It includes tools to arrange content packs, offers 30+ educational apps, supports mesh networking for local knowledge exchange, and is intended for schools, clinics, libraries, prisons and community use.
The IMAS Data Portal is an online interface showcasing data from the Institute for Marine and Antarctic Studies and its partners. It provides open access to marine data and lets users get data or submit data. The portal is hosted and maintained by IMAS at the University of Tasmania, Australia.
The institutional Repository of IMDEA Nanociencia is a digital archive collecting the institute's scientific production to preserve and disseminate research results in open access. It covers academic activities, institutional documents and research, and is harvested by external services.
The International Institute of Tropical Agriculture datasets site is a data portal aimed at making data findable, accessible, interoperable and reusable. It presents datasets with popular tags, including research for development, IITA statistics, cassava pests and diseases assessment in Gabon, and cassava yield assessment in Gabon. It also promotes open access.
ISTA Research Explorer (ISTA REx) is the institutional repository presenting the scholarly output of the Institute of Science and Technology Austria (ISTA). It presents publications, open access publications, theses, data publications, scientific software and grants. The site recommends upgrading to the latest Internet Explorer, Google Chrome or Firefox.
IU DataCORE is an open-access institutional data repository for sharing, long-term preservation and discovery of research data from Indiana University researchers. Submitting datasets requires permissions obtained by contacting IU Libraries Research Data Services.
J-STAGE is an online platform for Japanese academic journals, providing access to full-text academic articles. It hosts thousands of titles across multiple subject areas and offers article metadata to scholarly information services worldwide for cross-linking.
JASPAR is an open-access database of curated, non-redundant transcription factor binding profiles from six taxonomic groups. It stores manually curated binding preferences as position frequency matrices that can be converted into models for scanning DNA sequences and predicting transcription factor binding sites. From 2026 it also stores deep learning models and discovered position frequency matrices linked to its PFM collections.
The Johns Hopkins Turbulence Database is a portal to an open numerical turbulence laboratory. It provides access to multi-terabyte turbulence databases stored in small 3D sub-cubes on distributed nodes, queried through web service interfaces. Python, Matlab, Fortran and C interfaces are offered, and data subsets can be downloaded in hdf5 format. Manual point queries are supported in a web browser.
Joplin is a privacy-focused note-taking application with built-in sync capabilities. It is available for use on Windows, macOS, Linux, Android and iOS platforms. The project is open source, hosted on GitHub, and accessible to both end users and software contributors.
The Land Portal is a global gateway for land related information, building a community of land experts from civil society, government, intergovernmental agencies and academia. It offers more than 700 indicators of statistical data aggregated from trusted providers and a searchable library of more than 77,000 open access publications. It also provides country pages, issues, events and a controlled vocabulary tool for discovering land data.
Lingnan Data Repository is an institutional open access data repository where Lingnan staff and students can deposit, share and publish research datasets. It provides a login and a data submission entry point for depositing datasets, along with a guide for research data management.
The London Datastore is a free and open data-sharing portal providing access to data about the capital, with over a thousand datasets for citizens, businesses, researchers and developers. The beta Data for London Library, launched in 2025, offers search across London data sources and links to additional datasets.
LXCat is an open-access website of the Plasma Data Exchange Project for collecting, displaying and downloading data needed to model low-temperature plasmas. It holds community-contributed databases on scattering cross sections, swarm parameters, interaction potentials, oscillator strengths and publications.
Macfuse is an open-source project hosted on GitHub that serves as the umbrella repository for the macFUSE software. The repository includes information on the project's background, licensing terms, and source code access.
META-SHARE is an open language resource exchange facility for sharing and disseminating language resources. It is a network of distributed repositories holding language data and basic language processing tools, documented with metadata for uniform search and access. Members maintain their own repositories or deposit resources with hosting repositories, and third parties can search the network and acquire resources under licensing terms.