Apache BookKeeper was built on top of Apache ZooKeeper, a centralized distribution server where information and configurations about distributed applications can be managed.BookKeeper uses ZooKeeper's underlying code to manage, centralize and distribute...
Apache JDO is a Java API that provides easy & well documented methods for storing, accessing and manipulating persistent data.This kind of data is stored using classic POJOs (simple Java objects) and will allow developers to store some of their...
According to JCR, a content repository is "a hierarchical content data store that can support structured and unstructured content." If this sounds complicated, a simpler definition is: "a simple information management system that provides various services...
Apache Nutch was built on top of Apache Lucene, a powerful Java search engine.Nutch developers modified the Lucene codebase, transforming the data-agnostic Lucene codebase into a project dedicated for searching data on the Web specifically.This technology...
Apache Ivy is a tool targeting developers for managing, recording, tracking, resolving and reporting on a project's active dependencies.Ivy improves the Ant build system by providing an automated way of resolving dependencies, the order in which they need...
The Apache Commons Configuration project was setup to unify the multitude of configuration file formats under one umbrella project, making it possible for developers to deal with each format and its data using the same interface.Commons Configuration is a...
The Linked Data Platform is a work-in-progress standard for manipulating server shared resources via HTTP.Apache Marmotta provides appropriate, compliant, working Java libraries that developers can use in working with resources marked as Linked...
Apache Bloodhound is a new take on Trac, allowing developers to manage their source code and software packages using a nice interface and lots of UI-friendly features.It focuses on adding new and interesting features, but especially on supporting...
MRQL stands for MapReduce Query Language.It's a query language for NoSQL MapReduce systems, inspired by classic SQL languages.MRQL was especially created to work with Hadoop, Hama, and Spark. It was created to help out in dealing with large amounts of...
Apache Commons Lang does not have anything to to with "LANGuages" but actually with the Java built-in java.lang API.The extra tools and classes this library adds to java.lang will help developers extend Java's core with more functionality and features...
