The Instagram API implementation in PHP enables developers to access the Instagram API's methods from their PHP code. This library comes with example files and sample code to help developers get started.
David Engel and Brian Rucker found themselves wondering about mobile versions of websites. The system they built to detect whether mobile sites are displayed for five mobile operating systems is now available as the Company Data Trees Mobile Website Detection API and is the first "branch" of their new venture, Company Data Trees. When Engel and Rucker ran the top 200 sites (according to Alexa), they found about half have no mobile site, including LinkedIn and PayPal.
Roughly a year and a half after Unsplash began opening its API to third parties, the company has opened the floodgates to its API. The company boldly opened up the API that the photo community Web app currently runs on. Further, API access is totally unrestricted and completely free.