ohShopify.php is a lightweight client that enables PHP applications to interact with the Shopify API. The client requires PHP version 4 with cURL support for its use. The client is compatible with OAuth Shopify Apps, and with valid authorization is able to access Shopify admin functionalities via Shopify API calls. This library is not officially supported by Shopify, but is endorsed on the Shopify API developer documentation list of 3rd party libraries. The package is maintained by Colin McDonald and is open sourced on GitHub.
Play2Shop aims to be the "Ebates with Entertainment and Engagement." Play2Shop rewards gamers with points and pays shoppers with cash back that can both be used for discounts at over 1,000 retail partners. Additionally, the Play2Shop API enables game developers to join the Play2Shop community regardless of platform.
FoodEssentials, aimed at solving food label data problems through technology, launched the LabelAPI. The API allows developers to integrate the most comprehensive, up-to-date food and drink product label database into apps and websites. Since 2004, FoodEssentials has dedicated itself to enlightening the food choice process.