Data APIs
Data APIs give products structured access to records, analytics inputs, enrichment feeds, and operational datasets that would otherwise take significant time to collect and maintain. Teams rely on them for dashboards, search, enrichment, reporting, market intelligence, and app backends that need dependable external data sources. The category covers everything from simple REST feeds to high-value commercial datasets, so comparisons should focus on freshness, completeness, query flexibility, and long-term reliability. You should also examine pagination quality, filtering options, rate limits, and how easy it is to turn raw responses into product-ready information. A data API that is easy to prototype with but hard to trust in production can become expensive later.
This API allows users to retrieve and search for obsolete cards in JSON format. Users can also find functional reprints and access various endpoints with a limit on the number…
Provides information about fuel prices at gas stations in Spain.
This API allows users to programmatically retrieve their IP address along with the country it is located in and the corresponding two-letter country code. It provides responses…
Provides free JSON sports API for accessing basic sports data, including information on teams, players, events, and more. Offers test API keys, API limits, and upgrade options…
This API provides access to a comprehensive dataset of accommodations, including hotels, guesthouses, and similar types of lodging. Users can retrieve information on various…
The Fortnite API provides a wealth of data related to the popular battle royale game, including player statistics, cosmetics, daily shop items, news updates, and various game…
Dieses API ermöglicht den Zugriff auf Daten zu Passantenfrequenzen an verschiedenen Standorten in Zürich. Die Messungen werden stündlich aktualisiert und umfassen Informationen…
Set API allows users to query and generate entities within a fantasy role-playing world. It supports various actions such as rolling items and characters via HTTP GET requests,…
Provides minute-by-minute occupancy data for public parking garages in Basel, Switzerland, sourced from the RSS feed of the Basel parking guidance system.
This API provides JSON endpoints for accessing an extensive kanji dictionary with information on over 13,000 kanji. Users can retrieve data such as readings, meanings, and…
The Crossref REST API allows users to search and retrieve metadata for scholarly works, including DOIs, ISSNs, and funder identifiers. It provides access to various endpoints…
This API allows users to scrape and retrieve user data from various online sources. It gathers a wide range of user information including names, addresses, phone numbers, and…
Retrieve quotes from South Park characters with options for random quotes, specific number of quotes, and searching by term.
The Open Trivia Database provides a completely free JSON API for use in programming projects. Use of this API does not require a API Key, just generate the URL below use it in…
An open-source API that provides a vast collection of logos for various projects. Users can access random logos or search for specific logos with customizable parameters.
This API allows users to create a customizable mock API for testing and prototyping. Users can define resources and rules to specify how the API handles requests and responses.…
The Football Data API provides comprehensive access to football (soccer) statistics and information. It includes data on areas, competitions, teams, matches, standings, scorers…
Provides metadata about datasets in the data.gov catalog powered by CKAN, including URLs and descriptions, but not the actual data within each dataset.
Placar Agora provides live scores, final results, and upcoming game schedules for sports enthusiasts. It allows users to follow their favorite teams and view real-time updates…
Provides real-time and historical Formula 1 car data at a sample rate of about 3.7 Hz, including lap timings, car telemetry, and more.
PhantomJsCloud API offers a REST-like, JSON-based interface for web page rendering and automation. It allows you to submit page requests and receive various output formats like…
Provides access to energy data. Allows users to retrieve and analyze energy consumption information.
The Newton API is a micro-service that provides advanced math functionalities such as derivatives, integrals, simplifications, and more. Users can send requests with math…
Free fake and reliable API for testing and prototyping. Serving ~3 billion requests each month.
Provides data on RNA copies of specified viruses in the wastewater of ARA Basel, along with corresponding case numbers. Data is updated weekly and includes information on…
Super simple JSON API in Korean for GET, POST, PUT, DELETE actions providing JSON data in Korean for prototyping projects.
CA.gov serves as the official website for the State of California, providing access to various government services and resources for residents and visitors. Users can find…
The FUSSY API allows users to access and manipulate data related to hobbies through a structured database. This API supports posting and retrieving data, enabling integration…
Joke Father provides a fun collection of dad jokes that are bound to elicit groans and laughter. Users can easily request a new joke with a simple button click or by pressing…
REST + GraphQL API for the 5e SRD database
Abhi API offers a variety of free APIs for different purposes including anime data, downloads, fun facts, games, logo generation, and tools for tasks like shortening URLs and…
The OEC Pro API allows users to access a wide range of international trade data through various endpoints. It provides the ability to construct specific data queries and…
API zur Exportierung von Daten zu Lehrverträgen und Abschlüssen der Berufsbildung seit 2017, einschließlich Anzahl der Lehrverträge, neu registrierten Lehrverträgen und…
This API provides access to elevation data for any point on Earth without any cost. Users can retrieve elevation information by making GET requests with latitude and longitude…
This API allows users to generate QR codes based on specified data and size. You can customize the output by providing the data to encode and the desired dimensions in pixels.
Measures pedestrian traffic in St. Gallen, showing the number of pedestrians passing by a sensor on Vadianstrasse.
This API provides the latest information regarding heat stress warnings at work in different languages including English, Traditional Chinese, and Simplified Chinese. Users can…
The NarutoDB API offers a detailed database of characters, clans, villages, and more from the Naruto anime and manga series. Users can access comprehensive information about…
This API provides access to the attendance data of Chinese medicine clinics and training and research centers. Users can access datasets including annual attendances…
The Data.gov.au API provides programmatic access to datasets published by the Australian government. It allows users to search, filter, and retrieve detailed information about…
This API provides current close-approach data for all asteroids and comets within JPL’s Small-Body Database. It allows users to obtain detailed information about near-Earth…
This API allows users to search and access datasets from the Government of Canada. It facilitates learning how to work with datasets and provides insights into how government…
Provides dataset of newborn first names in the Canton of St.Gallen since 1987, based on official registry data from the Federal Office for Civil Status. Names with less than…
Runs PageSpeed analysis on a specified URL, providing scores, suggestions for faster loading, and other data. Supports different categories, locales, and strategies.
This API provides conversion between Gregorian and Lunar dates. Users can fetch the Lunar date corresponding to a specified Gregorian date through a simple query.
Version 2 API for /post that returns responses in json only. Provides additional information over the standard API with features like tag searches, limiting responses,…
This API provides information about animals that became extinct in the last 11,650 years, known as the Holocene extinction. It gathers data from Wikipedia and individual animal…
Reverse-Engineered Vogel-Datenbank der Schweiz mit verschiedenen Endpoints
Live visitor frequencies in public spaces in Lucerne, Switzerland.
This API provides up-to-date information on various data points from Argentina, including historical exchange rates, financial indices, and public holidays. It enables users to…
Provides information about Nobel Prizes and Laureates. Offers endpoints to list and search data, returning results in JSON or CSV format. Updated regularly and versioned to…
This API provides access to various data sets related to the Elering power and gas systems, including balancing data and capacity information. It offers endpoints for…
Unofficial MyAnimeList REST API for anime and manga data.
The eLife Sciences API provides access to various resources related to scientific articles, annotations, reports, and more. It allows users to retrieve, search, and manage…
The Lisbon Metro API provides access to comprehensive data on the Lisbon Metro system, including historical and current information about stations, lines, schedules, and…
A super simple key value database with APIs for setting and getting key/value pairs.
This API provides comprehensive data on COVID-19 cases, deaths, and recoveries across various dates, offering users access to historical trends and real-time statistics. Users…
The USPTO API Catalog provides developers with access to various APIs related to intellectual property. It includes information about registering, searching, and managing…
This API provides access to data regarding visitor arrivals in Hong Kong by country and region of residence. Users can retrieve this data in various formats including JSON, CSV…
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FAQ
What matters most when comparing data APIs?
Freshness, coverage, and response quality matter most. After that, compare how easy the API is to query, paginate, and scale within your product’s usage pattern.