The Bitfinex Funding Offers JavaScript Sample Code gets active funding offers. Data in return includes IDs, symbols, amounts, rates, periods, and placeholders.
V0.8 of the Bitcore JavaScript library now offers in-browser support along with other enhanced functionalities to help developers construct BitCoin apps.
Coinbase has made v2 of its API generally available. Built from the ground up, the new API includes new endpoint categories, versioning, metadata, and much more.