The Ecwid C# SDK by Nicholas provides models and classes for the API. Interfaces supported include Orders API, Products API, and Instant Notifications API. Learn how to use the SDK at https://github.com/kroniak/extensions-ecwid/wiki
Technology and entertainment retailer Best Buy is leading the way with the latest addition to the Best Buy API. It now allows developers to not just search the company's catalogue, but also complete the purchases within their own applications. Developers then earn a portion of the sale, which one would expect to be more likely than when applications must hand off the customer to Best Buy's site.
Mygate is a financial services and payment solutions company that provides safe and secure transactions for online merchants across Europe and in South Africa. The payment gateway allows merchants to accept credit card payments from their websites, automate recurring payments, process manual payments for mail order and telephone orders, take fraud prevention measures and receive reports via a transaction reporting system. The Mygate API makes this functionality available to be integrated with other websites and applications.