The PayPal-nvp-api Node.js SDK by Dong Nguyen is a Node.js wrapper for the PayPal Name-Value Pair. The PayPal API makes powerful functionality available to developers by exposing various features of the PayPal platform. PayPal offers online payment solutions and has more than 153 million customers worldwide.
The RESTful Asos API (with JSON responses only) from UK-based Asos integrates access to a massive fashion catalog with over 50,000 product lines growing at 1,500 lines a week, in womenswear, menswear, footwear, accessories and beauty.
Celery, flexible ecommerce solution provider, allows users to accept pre-orders without charging the customer until the product is ready to ship. On the flip side, customers also have the capability to pre-pay for goods and services. In addition to flexible payment options, Celery allows developers to integrate its functionality with third party apps and workflows via the Celery API.
Twitter photo sharing service TweetPhoto is encouraging developers to use its platform by giving them a way to earn some money. The service pays developers by the number of photos that its users upload via the TweetPhoto API.