Test endpoints for client and server HTTP/2 protocol support.

Dogs for every HTTP response status code.

Cat for every HTTP Status.

HTML/URL to PDF.

Domains Data API for Developers.

Provide weather information, earthquake information, and climate data.

API for accessing geo-data of Hong Kong.

Historical data regarding holidays.

Provides weather forecast data for cities in Brazil.

REST API to programmatically create apps, provision add-ons and perform other task on Heroku.

Create/customize digital maps based on HERE Maps data.

Get hello translation following user language.

Helicopter and passenger drone landing site directory, Helipaddy data and much more.

Convert between Gregorian and Hebrew, fetch Shabbat and Holiday times, etc.

Hearthstone Cards Information.

Educational content about the US Health Insurance Marketplace.

Passwords which have previously been exposed in data breaches.

GraphQL and REST API Engine with built in Authorization.

A blogging platform built for developers.

Art.

Harry Potter Characters Data with with imagery.

Halo 5 and Halo Wars 2 Information.

The industry’s first hacker API that helps increase productivity towards creative bug bounty hunting.

Social news for CS and entrepreneurship.

Save & Share screen captures instantly.

GW2Spidy API, Items data on the Guild Wars 2 Trade Market.

Web-API for fetching data from Project Gutenberg Books Library.

Guild Wars 2 Game Information.

Disposable temporary Email addresses.

Green Power Index for Germany (Grünstromindex/GSI).