Directory
Published directory entries matching your search.
The HIFLD Open Portal is an ArcGIS Hub platform that allows users to discover, analyze, and download datasets in formats including CSV, KML, Zip, GeoJSON, GeoTIFF and PNG. It also provides access to geospatial service APIs, enables analysis with charts and thematic maps, and supports creation of StoryMaps and Web Maps.
HEASARC is NASA's multi-mission archive for high-energy astronomy, holding data in extreme ultraviolet, X-ray and gamma-ray wavelengths plus cosmic microwave background datasets. It provides archival data, multi-mission software and analysis tools, and information on current and past observatory missions, available freely. Data discovery uses an interactive web portal, with API access through Xamin, astroquery and Virtual Observatory protocols.
Highland Council Open Map Data is a portal for discovering, analyzing and downloading map data. Data can be downloaded in formats including CSV, KML, Zip, GeoJSON, GeoTIFF and PNG, and API links are available for GeoServices, WMS and WFS. Charts, thematic maps, StoryMaps and Web Maps are also offered.
HydroShare is CUAHSI's online collaboration environment for sharing hydrologic data, models, and code. Users upload files through a web interface, describe them with metadata, choose who can access them, and can obtain Digital Object Identifiers for citation. The platform also offers a REST web service API and Python client, and web apps for visualizing, analyzing, and running models.
Istanbul Metropolitan Municipality's open data platform enables users to search for datasets by keyword or topic, review them, and download data or query it via API to create projects. Published datasets are labeled under categories such as energy, economy, environment, mobility and governance.
The SOCIB Data Catalog is an access point for discovering, visualizing, and downloading oceanographic data from the Balearic Islands Coastal Observing and Forecasting System's Metocean Data Repository. It has a simplified interface, integrated visualization tools, and comprehensive data access, and demonstrates SOCIB API capabilities to operational users.
An unofficial site that tracks cobalt instances, listing official and community instances with their frontend, API, version, uptime, Turnstile status, codebase and working services. The site updates every ten minutes and offers search by service, an FAQ and information about the site.
A reference page for ClojureScript's JavaScript API covering the stable, publicly consumable indexOf and lastIndexOf functions. These get the index of a value in a sequential collection, or -1 if not found, with an optional starting index for the search.
Kenya Open Data is an ArcGIS Hub-powered platform that enables users to discover, analyze, and download datasets in formats including CSV, KML, Zip, GeoJSON, GeoTIFF and PNG. It provides API links for GeoServices, WMS and WFS, supports analysis via charts and thematic maps, and allows creation of StoryMaps and Web Maps.
The Language Archive Cologne is a digital archive of language resources containing collections of primary language data, including audio and video recordings and linguistic analyses. The site lists 40 collections covering 35 languages, with individual collections documenting specific languages and topics, some marked public and others restricted or academic. It also provides metadata and an API.
Leakedpassword.com searches across multiple data breaches to check whether a password has been compromised. It also provides an API for use in signup processes to validate users' passwords, drawing its data from Have I Been Pwned and requiring no authentication.
Libraries.io is a free service that collects publicly available open source package information scraped from the internet. Users can search packages by license or language and explore new, trending or popular packages. The data is not validated, corrected or curated for accuracy. API access is free to registered users, subject to a rate limit.
LinkAce is a free and open source bookmark archive for long-term storage and organization of links. It is self-hosted and offers tags and lists, multiple users with SSO via OAuth or OIDC, regular availability checks of saved links, and automatic saving of links to the Internet Archive. It includes search, filtering and ordering, and a REST API. An official hosted option is in beta with a waitlist.
A live map showing London Underground trains as yellow dots in approximately real time, built by Matthew Somerville. Live departure data is fetched from the TfL API. Schematic and Skyfall versions are also offered. It was originally built at Science Hackday in June 2010.
Macrostrat is a platform for exploring, integrating and analysing geological data. It aggregates geologic maps from data providers and links map polygons to rock columns, stratigraphic names and geochronological intervals. The site offers a searchable geologic map and an API. Interactive applications built on the platform are intended for educational and research purposes.
Madrigal is a web-based upper atmospheric science database that manages and serves archival and real-time data from various instruments. Data is locally controlled at each site, while shared metadata enables searching across all Madrigal sites. APIs for Matlab, Python and IDL allow direct data access.
MalShare is a community-driven public malware repository that provides free access to malware samples and tooling for the information security community. The site lists recently added samples with SHA256 hashes, file types and submission sources, and offers upload, search, download and API sections along with registration.
Merklemap is a subdomain and certificate transparency search engine. It collects Certificate Transparency data by live tailing CT logs and indexing certificates, and offers a web interface, an API, and a CLI for searching subdomains and SSL/TLS certificates.
The Mississippi Geospatial Data Catalog is a platform for discovering, analyzing and downloading geospatial data from Mississippi. Data can be downloaded in CSV, KML, Zip, GeoJSON, GeoTIFF or PNG formats. The catalog provides API links for GeoServices, WMS and WFS. Users can analyze data using charts and thematic maps, and create StoryMaps and Web Maps with the content.
ArcGIS Hub site presenting Montana Fish, Wildlife and Parks GIS data for discovery, analysis and download. Data can be downloaded in CSV, KML, Zip, GeoJSON, GeoTIFF or PNG formats, and API links are available for GeoServices, WMS and WFS. Charts and thematic maps support analysis.
Multi-agent Deep-research System is a Hugging Face Space created by Agents-MCP-Hackathon. The system uses AI agents to perform web searches and analyze information, generating detailed research reports in response to user-provided research questions. Users must supply API keys for web search functionality. The space is currently running.
Municipal Finance Data presents current and historical South African municipal budget and financial performance data from the National Treasury, covering financial years 2008-2009 to 2025-2026. It offers exploratory access to datasets, bulk data downloads, a JSON API, and the Municipal Money website.
Municipal Money is a web-based tool from South Africa's National Treasury that presents municipal financial data to the public. It draws on raw data from the Municipal Money API site and uses interactive maps, charts, graphs and short videos to show financial performance and allow comparisons between municipalities. Content is presented for general audiences without a financial background.
The National Microbiome Data Collaborative is a Department of Energy program providing data infrastructure for microbiome science, including a Submission Portal, Data Portal and API. It offers community-driven data standards with expert curation and standardized bioinformatics workflows. The program is concluding, with core functionalities merging into DOE-BRIDGE; generated data will remain available through that infrastructure.
