Public data
Government, reference and community datasets. Anonymous access does not imply unrestricted licensing or unlimited requests.
Services are ordered by documented operations, attributed reports and current documentation. 156 services are classified here. Each card shows the interfaces a service offers; open it for access requirements and sources.
Categories · Tasks · Interfaces · How listings are checked
U.S. Treasury Fiscal Data
The U.S. Treasury Fiscal Data API provides standardized information about federal finances.
Public data · Finance and economic data · Public data
API · Documentation checked: 2026-10-09GBIF
Global Biodiversity Information Facility: open REST API for species, taxonomy and occurrence records from biodiversity datasets worldwide.
Research and knowledge · biodiversity · Public data
API · Documentation checked: 2026-10-13Open Charge Map
Open registry and API for electric vehicle charging locations and equipment data.
transportation · energy · Public data
API · Documentation checked: 2026-10-09ExchangeRate.dev
Foreign exchange API for current and historical indicative rates, conversions, and time series.
Finance and economic data · Public data
API · Documentation checked: 2026-10-09CountryStateCity
Country, state, and city data through a hosted REST API and downloadable datasets.
geography · location · Public data
API · Documentation checked: 2026-10-09BarentsWatch
Norwegian public information service with documented APIs including maritime and aquaculture data.
marine-data · Public data · weather-forecast · maritime
API · Documentation checked: 2026-10-11Research Organization Registry (ROR)
Search and retrieve ROR organization records by organization-name keywords and external identifiers.
Research and knowledge · Public data · API
API · Documentation checked: 2026-10-10Mockly
Retrieve 10 synthetic mock products from the built-in products resource for prototyping, testing, and demos.
developer API · Public data · Mockly
API · Documentation checked: 2026-10-10National Park Service
The National Park Service provides authoritative data and content about parks through its developer API.
Public data · parks · Public data
API · Documentation checked: 2026-10-10Himalayas
Himalayas is a remote job board whose public JSON API provides a paginated feed and filtered search of remote job listings.
jobs · career · Public data
API · Documentation checked: 2026-10-10Oxylabs
Oxylabs Web Scraper API (Classic) submits synchronous website-scraping jobs and returns structured results for public web pages.
Public data · Developer tools · API
API · Documentation checked: 2026-10-11DagsHub
DagsHub helps users manage multimodal AI projects and annotation datasets.
Developer tools · Public data
API · Documentation checked: 2026-10-11AZ 511
Arizona’s official traveler information service with a REST API for traffic cameras, events, alerts, and other roadway data.
transportation · Public data · Public data
API · Documentation checked: 2026-10-09Meltano
Meltano Cloud provides managed data integration workspaces, with an API for listing workspaces available to an authenticated profile.
Public data · analytics · api
API · Documentation checked: 2026-10-11APIs.io
API discovery catalog with keyless search and browsable provider and API records.
Developer tools · Public data
API · Documentation checked: 2026-10-09RentCast
U.S. property and rental data platform with an API for property records, values, rents, and listings.
real-estate · Public data · Developer tools
API · Documentation checked: 2026-10-09RDAP.org
Bootstrap server for the Registration Data Access Protocol: a single endpoint that redirects to the authoritative RDAP server for domains, IP addresses and ASNs.
networking · security · Public data
API · Documentation checked: 2026-10-13Kickbox
Kickbox provides email verification and validation services, including single-address verification.
Communications · marketing · Public data
API · Documentation checked: 2026-10-09Mansa API
African financial and reference-data API with current exchange listings, market snapshots, and related data suites.
Public data · Finance and economic data · Developer tools
API · Documentation checked: 2026-10-11MalwareBazaar
Community malware intelligence API for looking up known malware samples by hash.
security · Public data
API · Documentation checked: 2026-10-09Open Brewery DB
Free public dataset and API for brewery, cidery, brewpub, and bottle shop information.
Public data · Food & Beverage · API
API · Documentation checked: 2026-10-09Art Institute of Chicago
The Art Institute of Chicago API exposes JSON-formatted public museum data for projects.
art · culture · Public data
API · Documentation checked: 2026-10-09National Archives Catalog API
The National Archives Catalog API provides access to archival descriptions, authority records and metadata for digital objects.
Public data · archives · Public data
API · Documentation checked: 2026-10-13JokeAPI
REST API for consistently formatted jokes with category, language, and content filters.
Media and entertainment · Public data
API · Documentation checked: 2026-10-09