Single purpose API
API Mashups (2)
Indexes many Web 2.0 sites like Digg, Stumble, delicious, etc. and displays the top 10 links that overlap, providing an instant zeitgeist of super popular links.
opsdo has two goals - to allow people to search many information sources which mainstream search engines do not cover well and to allow people to search groups of such sources -- e.g. RottenTomatoes...
ProPublica Nonprofit Explorer
||The ProPublica Nonprofit Explorer API provides an application programming interface to the search engine and database that powers Nonprofit Explorer. The Nonprofit Explorer includes data on 1.6...||Non-Profit||02.16.2017|
||The ProPublica Congress API returns: Roll-call vote data, tracked by official Congressional data sources, Member data for current and past members of Congress, Standard bill summaries and details,...||Government||02.16.2017|
Google Search Console URL Testing Tool
||The Google Search Console URL Testing Tool REST API allows developers to access and integrate the functionality of Google Search Console URL Testing Tool with other websites and applications. The...||URLs||02.13.2017|
SnapBuy Visual Search
||Enable customers to snap and buy your products from catalogs, billboards, ads or directly with the SnapBuy visual search engine. You can (optionally) add visual recognition features such as OCR,...||Search||02.05.2017|
Eurobits Content Aggregation Service
||The Eurobits Content Aggregation Service API simplifies the development of secure online search applications for retrieving financial accounts and other non-financial records of individuals and...||Search||01.23.2017|