Flashphoner

Flashphoner is a web call server that allows users to access VoIP, web calling, messaging, streaming, and other WebRTC communication functions. The Flashphoner API allows developers to access and integrate the functionality of Flashphoner with other applications. Some example API methods include managing users, retrieving locations, and making calls.

Stepic

Stepic is an online educational website providing lessons in a variety of subjects. Use the Stepic REST API to access information from the Stepic site like announcements, assignments, courses, and course grades.

Google PageSpeed Insights

PageSpeed Insights is a tool that helps developers optimize their web pages by analyzing the pages and generating tailored suggestions to make the pages faster. Developers can implement the PageSpeed Insights API to programmatically generate PageSpeed scores and suggestions.

Strutta Promotions

Strutta is an online marketing company that provides businesses a way to stay socially connected with their customers. Strutta Promotions API lets developers integrate its services with their applications, and enabling their customers to use Strutta Promotions services directly. With this API, applications can be integrated with many different social channels.

VKontakte

VKontakte is a social network platform in Russia. The VKontakte API allows developers to access and integrate the functionality of VKontakte with other applications. Some example API methods include user login, managing user information, and retrieving event information.

Shopwave

Shopwave is a point-of-sale solution for merchants. Shopwave provides point-of-sale functions for businesses to accept payments. The Shopwave API allows developers to access and integrate the functionality of Shopwave with other applications. Some example API methods include retrieving item data, posting payments, and managing user accounts.

Idyl Cloud

Idyl Cloud by Mountain Fog is a webservice that provides entity extraction from tweets and natural language text and language detection. The Idyl Cloud lets users integrate entity extraction into applications and systems. The RESTful API has HTTP and HTTPS endpoints and responses are in JSON.

Avalara TaxRates

Free Sales Tax Rates for Developers<br> Our Tax Rates API is an easy way for you to use sales tax rates in your project. Our API is powered by our tax rule content, and rates are updated as tax rules change to stay current. You can use this API to:<br> - Get the sales tax rate for a five digit zip code in the United States<br> - Get the sales tax rate for a specific street address in the United States<br> <br> Avalara is an online tax filing solution that integrates with QuickBooks, MSDun, Magento, 3dcart, and others. The Avalara Tax Rates API will accept country and postal codes as inputs to retrieve the corresponding sales tax rate for an area. The API can also accept an address along with the country, state, and zip code in order to determine a specific location's tax rates. The Tax Rates API returns a JSON response that lists individual jurisdictions, a summary, and the corresponding tax rates returned as decimal equivalents to percentages. The Avalara Tax Rates API has a limit of 15 tax rate requests per minute.

Stock Pulse Keyword Analysis

The Stock Pulse Keyword Analysis API enables users to explore the association count with keywords associated with the tag "stocks." The API searches a large dataset of linked bookmarks, and counts the number of occurrences for each keyword. A call can be made to view the available 'tags,' returning a JSON serialized array arranged by the popularity of the word. Searching for other tags, such as "apple" will return the most commonly associated keywords with that word, such as "stocks, money, iphone, mac..." etc. The API is supported by Thinktag. Example requests include: http://www.stock-pulse.com/spring/keywords/stocks, http://www.stock-pulse.com/spring/keywords/finance, http://www.stock-pulse.com/spring/keywords/investing,

Kassabok

Kassabok is an online website that provides users with a way to keep track of their expenses and income. The Kassabok API lets developers integrate its services with their applications, enabling their customers to use Kassabok services directly. The API uses HTTP Basic Authentication.