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Featured Public APIs
Twilio powers the future of business communications, enabling phones (SMS, calls), VoIP, and messaging to be embedded into web, desktop, and mobile software. We take care of the messy telecom hardware and expose a globally available cloud API that developers can interact with to build intelligent & complex communications systems. As your app’s usage scales up or down, Twilio automatically scales with you.
23andMe's OAuth 2.0 API lets developers build apps and tools on the human genome. Our customers are genotyped for over 1,000,000 SNPs, conveniently accessible through our free REST API. Not genotyped? We have demo endpoints. No need for a Ph.D. Our scientists have analyzed disease risk, calculated ancestry, and found relatives for genotyped customers. You could use this data without even knowing what a gene is!
DuckDuckGo Zero-click Info includes topic summaries, categories, disambiguation, official sites, !bang redirects, definitions and more. You can use this API for many things, e.g. define people, places, things, words and concepts; provides direct links to other services (via !bang syntax); list related topics; and gives official sites when available.
The PubNub Network makes Real-time Communications Simple with an easy API. Two Functions: Send/Receive (Publish/Subscribe). We provide a web-scale API for businesses to build scalable Data Push communication apps on Mobile, Tablet and Web. Bidirectional JSON. Ask for commit access - via Twitter: @pubnub - via IRC: #pubnub on FreeNode
UP is a wristband and app that tracks how you sleep, move and eat—then helps you use that information to feel your best. The UP Platform documentation provides information related to establishing and maintaining an API connection with UP. The purpose of this API is to enable the exchange of select data in order to extend and augment the UP user experience and support complementary services. This can include data aggregation and visualization, gaming, marketing, rewards provisioning, and more.
Words API lets you retrieve information about English words, including definitions, synonyms, rhymes, pronunciation, syllables, and frequency of usage. It also can tell you about relationships between words, for instance that "math" has categories like "algebra" and "geometry", or that a "finger" is part of a "hand".
Imgur's API exposes the entire Imgur infrastructure via a standardized programmatic interface. Using Imgur's API, you can do just about anything you can do on imgur.com, while using your programming language of choice. If you're familiar with the APIs of Twitter, Amazon's S3, del.icio.us, or a host of other web services, you'll feel right at home. The full documentation is available at: http://api.imgur.com
CloudSight API (fka CamFind API) is the image recognition and reverse image search that powers the popular mobile visual search engine app, CamFind. It is the welcomed replacement for the void left following the purchase of IQ Engines by Yahoo!. CloudSight API promises to be the best solution for state of the art image recognition and reverse image recognition, which developers can incorporate into both apps and web applications.