PHP wrapper class for WHMCS API (Whmcs.Api.class.php). Currently contains the shell for every call, but only the functions used by this software are coded. This is submitted for you to use on your own projects, please contribute any code you have.
Nature Publishing Group (NPG), leading publisher of high impact scientific and medical information, has launched the OpenSearch API that provides an open, bibliographic search service for nature.com. The API grants developers access to over half a million research articles.
ReferralCandy is an online marketing company that specializes in referral marketing. The company provides a plug-and-play platform that makes referral marketing easier. Techinasia.com notes that ReferralCandy modeled their structure after Dropbox’s two-sided incentive referral program. Dropbox’s program rewarded both the user that signed up through a referral link and the referrer with additional storage space. This tactic has proven successful for ReferralCandy who recently released their ReferralCandy API.
Your next meal could be served up by BigOven's new API. The comprehensive service for those who like to cook provides more than 170,000 recipes in XML or JSON format (our BigOven API profile). From there, you can display it however you want, though there's a yet to be determined fee for commercial applications.