This SDK is a Java client for NATS.io, a cloud native messaging system. The Polygon NATS Streaming API allows you to indirectly stream stock channels that uses a messaging broker called NATS to connect to a NATS cluster. For Polygon.io streams you must use the NATS library for your language. Polygon enables you to stream real-time market data.
Read-it-later service Instapaper has released what it's calling a "full API." With it, developers using the Instapaper API can create applications that both write to and read from the service. The full API is free to developers, but only paying users can read from their Instapaper account using third-party tools.
The Amazon Web Services team has announced a new "Requester Pays" pricing model for their Simple Storage Service (S3). Amazon's S3 service, which provides scalable access to Amazon's online data storage infrastructure, enables customers to rapidly scale their platform using a cost effective pay-as-you-go model. Now, the new S3 Requester Pays Model gives S3 customers the built-in ability to charge their users for specific data transfers. Furthermore, Amazon takes care of the billing for the requested data, eliminating excess accounting overhead for the data providers. From their announcement: