Cryptsy offers bitcoin and digital currency trading services. The Cryptsy Node.js library created by Ek Palmer contains an illustrated example to demonstrate a list of all markets that participate in trade events. What the API does for users is to allow the query of general market data and orderbook data. Additional information such as market data, transactions, and execution of trades is available with authenticated methods.
Finicity recently announced the release of its new ACH Account Verification API. The service enables payment and investment app developers to verify account details required to initiate inbound ACH account transfers.
PayOnDelivery, online payment platform that doesn't charge until delivery, has announced the PayOnDelivery API. Third party apps and websites may use the API to integrate payment processing. Developers have full access to the PayOnDelivery platform, including its keystone feature that refuses to release funds until the product lands in a consumer's hands.