PayPal API
| PayPal offers online payment solutions and has more than 153 million customers worldwide. The PayPal API makes powerful functionality available to developers by exposing various features of the... | Payments | REST v0.0 |
HotelsCombined API
| [This API is no longer available and this page is being maintained purely for historical and research purposes.]
No public API documentation is available for this API, but access to... | Travel | Unspecified v0.0 |
Thomson Reuters Open Calais API
| The Thomson Reuters Open Calais API (Intelligent Tagging API) provides developers a way to take unstructured text (e.g. News document, Research reports, etc) and extract the aboutness into a machine-... | Tagging | REST v0.0 |
Best Buy Products API
| Best Buy's Products API provides full product information for over 1M current and historical products, including pricing, availability, specifications, descriptions, and images. | eCommerce | REST v0.0 |
CrunchBase API
| CrunchBase is a product of TechCrunch and is a directory of technology companies, people, and investment profiles especially for internet and startup companies. The read-only API allows for... | Reference | REST v3.1 |
Stripe API
| The Stripe API allows developers to access the functionality of Stripe. Some example API methods include sending invoices, accepting payments, managing subscription billing, and editing and managing... | Payments | REST v0.0 |
World Weather Online API
| [This API is no longer available. Its functions have been split among the following APIs: World Weather Online City Search, World Weather Online Time Zone, World Weather Online Ski and Mountain,... | Weather | REST v0.0 |
Finansportalen API
| Finansportalen is a site provided by the Norwegian Consumer Protection Agency to provide consumers the ability to make good choices in the market for financial services. The portal is a tool that... | Feeds | REST v0.0 |
iTunes & App Store Search API
| This API is available as a resource for participants in Apple's Affiliate Program. It allows the user to place search fields on their website to search for content within the iTunes Store, App Store... | Media | REST v0.0 |
Expedia API
| [Editor's Note: The Expedia Affiliate Network is no longer available. Similar functions are provided by the Expedia Partner Solutions APIs. These include:
Expedia Partner Solutions Rapid Geography... | Travel | REST v3 |
Kiva API
| This service is being replaced by the GraphQL version. It will be sunseted Dec 2019. The Kiva API gives you access to the world's first person-to-person micro-lending website, which empowers... | Financial | REST v1.0 |
CoinDesk API
| CoinDesk is an information center on Bitcoins, a decentralized digital currency used around the world. One service that CoinDesk provides is the Bitcoin Price Index (BPI). This Bitcoin pricing data... | Financial | REST v0.0 |
Authorize.Net API
| Authorize.Net provides IP based payment gateway services. The Authorize.Net API enables developers to integrate digital payments into applications. It is optimized for mobile, provides PCI compliance... | Payments | REST v0.0 |
Walmart Open API
| The Walmart Open APIs provide developers with access to Walmart.com's product catalogue information and enable affiliates to earn money through customer referrals. The Data Feed and Special Feeds... | eCommerce | REST v0.0 |
BitStamp HTTP API
| BitStamp is an online exchange for bitcoins. Online consumers and traders can use it as a global marketplace to buy and sell BitCoins. Users make cash deposits to buy bitcoins from other users. They... | Financial | REST v0.0 |
FreshBooks API
| The FreshBooks API is an interface for accessing FreshBooks data using JSON. The API can be used to create web and desktop applications that integrate with an account. API methods are available to... | Financial | REST v0.0 |
Dansk Supermarked API
| The Salling Group API, a Danish Retailer in Denmark, Sweden, Poland and Germany provides a Web API that serves geocoded store information incl. opening hours for Netto, Bilka and føtex retail stores... | API | REST v1 |
Walgreens QuickPrints API
| QuickPrints allows mobile application developers to include the ability for their app users to print photos to any of the 8,000+ Walgreens locations.
With every photo order that is successfully... | Photos | REST v0.0 |
Mt Gox API
| Mt Gox allows users to trade US Dollars for Bitcoins and vice versa. The Mt Gox API allows users to fetch public data and place orders. It uses RESTful calls and responses are formatted in JSON. | Financial | REST v0.0 |
zanox API
| zanox Web Services enables developers to access zanox infrastructure and services. With the API, you can enhance your advertising solutions and monetize your applications. The zanox company focuses... | Advertising | |
FlightStats API
| FlightStats is a cutting-edge data services company focused on commercial aviation. We are the leading provider of real-time global flight data to companies and individuals across the travel... | Data | REST v1 |
Amazon Flexible Payments Service API
| From their site: The first payments service designed from the ground up specifically for developers. The set of web services APIs allows the movement of money between any two entities, humans or... | Payments | RPC v0.0 |
Coinkite API
| Coinkite is a bitcoin service that provides an exchange and bank for bitcoin and other crypto-currency use. Coinkite also both online banking and a debit card with which to transact in bitcoins... | Financial | REST v0.0 |
MYOB AccountRight Live API
| MYOB AccountRight Live is an accounting application for businesses in Australia. MYOB AccountRight Live offers a variety of accounting and bookkeeping features.
The MYOB AccountRight Live API... | Financial | REST v0.0 |
Coinbase API
| Coinbase is an electronic service and "wallet" for bitcoins and digital currency. Users can transfer currency, pay merchants, and make other payments instantly.
The Coinbase API allows developers... | Financial | REST v2.0 |
