Candidate List

Name: H2
Home: http://www.h2database.com/
   H2 is a Java SQL database: Very fast, open source, JDBC API; Embedded and server modes; in-memory databases; Browser based Console application; Small footprint: around 1.5 MB jar file size

Name: Hadoop
Home: http://hadoop.apache.org/
   Open-source software for reliable, scalable, distributed computing with Java

Name: Hama
Home: http://hama.apache.org/
   Apache Hama is a pure BSP (Bulk Synchronous Parallel) computing framework on top of HDFS (Hadoop Distributed File System) for massive scientific computations such as matrix, graph and network algorithms.

Name: hawt
Home: http://hawt.io/
   a modular web console for managing your Java stuff

Name: Hazelcast
Home: http://www.hazelcast.com/
   Hazelcast is an open source clustering and highly scalable data distribution platform for Java.

Name: Hazelcast Jet
Home: http://jet.hazelcast.org/
   In-Memory Streaming and Fast Batch Processing Distributed Computing, Simplified

Name: HBase
Home: http://hbase.apache.org
   Hadoop database, a distributed, scalable, big data store

Name: HedWig
Home: http://zookeeper.apache.org/bookkeeper/
   Hedwig is a publish-subscribe system designed to carry large amounts of data across the internet in a guaranteed-delivery fashion from those who produce it (publishers) to those who are interested in it (subscribers).

Name: Heron
Home: http://twitter.github.io/heron/
   A realtime, distributed, fault-tolerant stream processing engine from Twitter Get StartedUpgrade From Storm

Name: Hive
Home: http://hive.apache.org
   Hive is a data warehouse system for Hadoop that facilitates easy data summarization, ad-hoc queries, and the analysis of large datasets stored in Hadoop compatible file systems

Name: HornetQ
Home: http://www.jboss.org/hornetq
   HornetQ is an open source project to build a multi-protocol, embeddable, very high performance, clustered, asynchronous messaging system. HornetQ is an example of Message Oriented Middleware (MoM) .

Name: HouseMD
Home: https://github.com/CSUG/HouseMD
   An awesome diagnosing tool better than BTrace

Name: Ignite
Home: https://ignite.apache.org/index.html
   Apache Ignite In-Memory Data Fabric is a high-performance, integrated and distributed in-memory platform for computing and transacting on large-scale data sets in real-time, orders of magnitude faster than possible with traditional disk-based or flash technologies.

Name: Immutant
Home: http://immutant.org/
   Immutant is an application server for Clojure. It's an integrated platform built on JBoss AS7 providing support for Ring handlers, asynchronous messaging, caching, scheduled jobs, XA transactions, clustering, daemons and more!

Name: Infinispan
Home: http://www.jboss.org/infinispan
   Infinispan is an extremely scalable, highly available key/value NoSQL datastore and distributed data grid platform - 100% open source, and written in Java. The purpose of Infinispan is to expose a data structure that is highly concurrent, designed ground-up to make the most of modern multi-processor/multi-core architectures while at the same time providing distributed cache capabilities.

Name: iReport Designer
Home: http://community.jaspersoft.com/project/ireport-designer
   iReport is the free, open source report designer for JasperReports and JasperReports Server. Create very sophisticated layouts containing charts, images, subreports, crosstabs and much more. Access your data through JDBC, TableModels, JavaBeans, XML, Hibernate, CSV, and custom sources. Then publish your reports as PDF, RTF, XML, XLS, CSV, HTML, XHTML, text, DOCX, or OpenOffice.

Name: Jad
Home: http://www.varaneckas.com/jad/
   Java Decompiler

Name: Jar Info
Home: https://github.com/linux-china/jar-pom-info
   Display jar information with pom.xml support

Name: Java
Home: http://www.oracle.com/technetwork/java/index.html
   Java SDK

Name: Java docs
Home: http://docs.oracle.com/javase
   Java SE Development Kit Documentation