The Yandex Money Ruby SDK by Yandex is the official Ruby implementation by Yandex. This SDK calls the Yandex Money API which provides the developer with an online payment system and allows selling and purchasing of goods and services. Developers need to obtain a unique client ID. Yandex is an Internet company and the largest Russian search engine.
Dwolla has launched a number of services and APIs in the recent past in an attempt to achieve its goal of "building the ideal API to move money." In an attempt to streamline its various services, Dwolla has repositioned its Access API to act as the umbrella to house all of its payment services.