The Barchart Python SDK by Femto Trader interacts with the API to access financial features to implement stocks and data into applications. Available example code at https://github.com/femtotrader/barchart-ondemand-client-python/blob/master/samples/main.py
Over the past few months at PW we've noticed steady increase in the number of mentions of Data as a Service (DaaS) and this trend looks to continue. Our first post on the subject was by a guest author Pete Soderling who introduced us to the concept and discussed pricing models. Then we continued the theme by posting about a partnership between a stock data site and an open data platform, working together to deliver a stock historical data API. The latest big move in this area sees NASDAQ creating a Data-On-Demand service accessible through a Web API.
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.
One of the cool things our directory data allows us to do is to get a glimpse at both short term and long term trends in the API space. One slice of data worth looking at is the categories have had the most growth. This article looks at which categories have grown the most in the last five years.