Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
Jackson Project usability utilities. It's designed to to add additional features like easy and centralized configuration, builder or static method set.
Robust and efficient JSON parser and generator that includes line and column tracker for error handling. Can handle strings as well as streams for parsing and generating.
Simple Java Restful Client for all your Restful needs. Depends of Google Gson. Thanks Google for keeping things simple too, at least for that dependency:-)