MiniFB is a small, lightweight Ruby library for interacting with the Facebook API. A demo application that uses Rails with MiniFB is provided to show the library in action. MiniFB is offered by Appoxy, a web application development company.
After originally launching v4 of the Facebook SDK in 2015, Facebook has now announced the end of support date for v3. Starting June 1, 2017, Facebook will no longer support v3. Older versions will continue to operate; however, developers will lose support and access to new features.
The Twitter Streaming API has been successfully used by Yahoo!, Google, and Microsoft, who have been given access to the full feed of all public tweets. Twitter has now enabled this "firehouse" of data for a number of other companies.