The E*TRADE C++ SDK is an additional tool that helps to build trade applications directly through E*TRADE without installing additional software components. The section of news and the developers forum could be useful for programmers who want to learn with others before partnering with E*TRADE. With the developer platform, users can integrate portfolio data, market information, and trade execution.
This week saw the widest range of APIs being used to develop mashups we've seen in awhile: 42 different APIs used in 7 days. Of those new apps added to our mashup directory, only a handful were map mashups, whereas most of them used more unique APIs: Google Chart API, indeed API, Livekick API, MTV API, NPR API, Tagalus API, TwitPic API, uClassify API, Vimeo API, and the Yelp API. Also, given that within the last 24 hours the highly anticipated Wolfram|Alpha search engine and structured reference went live, we did happen to see a number of semantic and linked-data APIs used this week: Reuters Calais API, DBpedia API, and Freebase API (and we've just added a profile for the Wolfram|Alpha API). The list below shows which APIs were used by which mashups:
The U.S. Federal Government has been making a push to increase accessibility to data managed and maintained by various government agencies and departments. Recently Business.gov, the government's official web site for small businesses (sponsored by the U.S. Small Business Administration), has released an API that provides access to various types of data that will can benefit small businesses.
If you have tried to search for currency exchange rate APIs, chances are that it has not been a smooth experience. While there are plenty of currency conversion websites, getting access to up-to date exchange rates to power your financial applications has usually gotten stalled due to high usage fees. Some services charge in the hundreds of dollars per year to get access to these rates. If CurrencyBot and the Open Source Exchange Rates API project has its way, this could be a problem of the past.