# Awesome Java A curated list of awesome Java frameworks, libraries and software. Inspired by [awesome-python](https://github.com/vinta/awesome-python). Topics which have no libraries as of yet are located in README.tmp! - [Awesome Java](#awesome-java) - [Application Server](#application-server) - [Build Tool](#build-tool) - [Code Analysis](#code-analysis) - [Compiler-compiler](#compiler-compiler) - [Continuous Integration](#continuous-integration) - [Database Access](#database-access) - [Date and Time](#date-and-time) - [Dependency Injection](#dependency-injection) - [Distributed Applications](#distributed-applications) - [GUI](#gui) - [Game Development](#game-development) - [High Performance](#high-performance) - [IDE](#ide) - [JSON](#json) - [Logging](#logging) - [Machine Learning](#machine-learning) - [MapReduce](#mapreduce) - [Messaging](#messaging) - [Miscellaneous](#miscellaneous) - [Natural Language Processing](#natural-language-processing) - [ORM](#orm) - [Permissions](#permissions) - [Template Engine](#template-engine) - [Testing](#testing) - [Utility](#utility) - [Web Crawling](#web-crawling) - [Web Frameworks](#web-frameworks) - [REST Frameworks](#rest-frameworks) - [Resources](#resources) - [Twitter](#twitter) - [Websites](#websites) - [Influental Books](#influental-books) - [Contributing](#contributing) ## Application Server *Servers which are specifically used to deploy applications* * [GlassFish](https://glassfish.java.net/) - Open source reference implementation for Java EE sponsored by Oracle * [WildFly](http://www.wildfly.org/) - Formerly known as JBoss and developed by Red Hat with extensive Java EE support * [Jetty](http://www.eclipse.org/jetty/) - Lightweight, small server often embedded in projects. Part of the Eclipse Foundation * [Apache Tomcat](http://tomcat.apache.org/) - Robust allround server for Servlet and JSP ## Build Tool *Tools which handle the buildcycle of an application* * [Apache Ant](http://ant.apache.org/) - Procedural build configurations via XML files * [Apache Maven](http://maven.apache.org/) - Declarative lifecycle and dependency managment which favors conventions * [Gradle](http://www.gradle.org/) - Incremental builds which are programmed via Groovy ## Code Analysis *Tools that provide metrics and quality measurements of static code* * [SonarQube](http://www.sonarqube.org/) - Inspection tool for code quality * [FindBugs](http://findbugs.sourceforge.net/) - Static analysis to find potential bugs ## Compiler-compiler *Tools that create parsers, interpreters or compilers* * [ANTLR](http://www.antlr.org/) * [JavaCC](https://javacc.java.net/) ## Continuous Integration *Tools which support continuously building, testing and releasing applications* * [Jenkins](http://jenkins-ci.org/) Provides server-based CI services, often seen as the successor to Hudson ## Database Access *Everything which simplifies the access to the database* * [DBeaver](http://dbeaver.jkiss.org/) - Graphical database manager * [JDBI](http://jdbi.org/) - Simplification of JDBC * [jOOQ](http://www.jooq.org/) - Generates typesafe code based on SQL schema ## Date and Time *Libraries related to date and time.* * [Java 8 SE: Date and Time API](http://www.oracle.com/technetwork/articles/java/jf14-date-time-2125367.html) - Basically it incorporates Joda-Time * [Joda-Time](http://joda-time.sourceforge.net/) - De facto standard date/time-library before Java 8 ## Dependency Injection *Libraries that help to realize the [Inversion Of Control](http://en.wikipedia.org/wiki/Inversion_of_control) paradigm* * [Google Guice](http://de.wikipedia.org/wiki/Google_Guice) * [Spring](http://spring.io/) * [Weld](http://docs.jboss.org/weld/reference/latest/en-US/html_single/) CDI reference implementation ## Distributed Applications *Libraries and frameworks used to ease writing distributed and fault-tolerant applications* * [Akka](http://akka.io) - Toolkit and runtime for building highly concurrent, distributed, and fault tolerant event-driven applications on the JVM. * [JGroups](http://www.jgroups.org/) - Toolkit for reliable messaging and creating clusters whose nodes can send messages to each other ## GUI *Libraries to create modern graphical user interfaces* * [JavaFX](http://www.oracle.com/technetwork/java/javase/overview/javafx-overview-2158620.html) ## Game Development *Frameworks that support the development of games* * [LWJGL](http://lwjgl.org/) * [libGDX](http://libgdx.badlogicgames.com/) ## High Performance *Everything about high performance computation, from collections to specific libraries* * [Trove](http://trove.starlight-systems.com/) - High performance collections * [HPPC](http://labs.carrotsearch.com/hppc.html) - High performance collections * [Disruptor](http://lmax-exchange.github.io/disruptor/) - High Performance Inter-Thread Messaging Library ## IDE *Integrated development environments that try to simplify several aspects of development* * [NetBeans](https://netbeans.org/) * [Eclipse](http://www.eclipse.org/) * [IntelliJ](http://www.jetbrains.com/idea/) ## JSON *Libraries that simplify JSON processing* * [Google Gson](https://code.google.com/p/google-gson/) * [Jackson](http://wiki.fasterxml.com/JacksonHome) ## Logging *Libraries that log the behavior of an application* * [SLF4J](http://www.slf4j.org/) - An abstraction layer which is to be used with an implementation * [Log4j](http://logging.apache.org/log4j/) * [Logback](http://logback.qos.ch/) ## Machine Learning *Tools that allow to learn from data via a set of specific algorithms* * [Apache Mahout](https://mahout.apache.org/) * [Apache Spark](http://spark.apache.org/) * [Mallet](http://mallet.cs.umass.edu/) * [Weka](http://www.cs.waikato.ac.nz/ml/weka/) ## MapReduce *Libraries that provide access to the MapReduce model* * [Apache Hadoop](http://hadoop.apache.org/) ## Messaging *Tools that help sending messages between clients to ensure protocol independency* * [Apache ActiveMQ](http://activemq.apache.org/) * [JBoss HornetQ](http://hornetq.jboss.org/) ## Miscellaneous *Everything else* * [Jimfs](https://github.com/google/jimfs) - An in-memory file system * [Lombok](http://projectlombok.org/) - Code-generator which aims to reduce the verbosity of Java ## Natural Language Processing *Libraries that are specialized on processing text* * [Apache OpenNLP](https://opennlp.apache.org/) * [LingPipe](http://alias-i.com/lingpipe/) ## ORM *APIs which handle the persistence of objects* * [EclipseLink](https://www.eclipse.org/eclipselink/) * [Hibernate](http://hibernate.org/orm/) ## Permissions *Libraries that handle role/rights with associated permissions* * [Apache Shiro](http://shiro.apache.org/) ## Template Engine *Tools which substitute expressions in a template* * JSP * [Apache Tapestry](http://tapestry.apache.org/) * [Apache Velocity](http://velocity.apache.org/) * [Thymeleaf](http://www.thymeleaf.org/) * [Jtwig](http://jtwig.org/) ## Testing *Tools that test from object to interface level* * [Apache JMeter](http://jmeter.apache.org/) - Functional testing and performance measurements * [Mockito](http://code.google.com/p/mockito/) * [Arquillian](http://arquillian.org/) * [Selenium](http://docs.seleniumhq.org/) - Frontend testing * [VisualVM](http://visualvm.java.net/) * [Eclipse Memory Analyzer Tool](http://www.eclipse.org/mat/) * [Hamcrest](http://hamcrest.org/JavaHamcrest/) - Framework for writing declarative assertion matchers * [FEST](https://code.google.com/p/fest/) - Collection of testing libraries * [AssertJ](http://joel-costigliola.github.io/assertj/) - Fluent assertions * [Calipher](https://code.google.com/p/caliper/) - Microbenchmarking framework * [JMH](http://openjdk.java.net/projects/code-tools/jmh/) - Microbenchmarking * [TestNG](http://testng.org/) - Testing framework * [JUnit](http://junit.org/) - Testing framework ## Utility *Libraries which provide unspecific functionality, e.g. optimized datastructures* * [Apache Commons](http://commons.apache.org/) * [Google Guava](http://code.google.com/p/guava-libraries/) ## Web Crawling *Libraries that analyze the content of websites* * [Apache Nutch](http://nutch.apache.org/) * [Crawler4j](https://code.google.com/p/crawler4j/) ## Web Frameworks *Frameworks that handle the communication between the layers of an web application* * [Spring](http://spring.io/) * [Grails](https://grails.org/) * [Vaadin](https://vaadin.com/) * [GWT](http://www.gwtproject.org/) * [Apache Wicket](http://wicket.apache.org/) * [Play](http://www.playframework.com/) * [Apache Struts](http://struts.apache.org/) * [PrimeFaces](http://primefaces.org/) ## REST Frameworks *Frameworks specifically for creating RESTful services* * [Dropwizard](https://dropwizard.github.io/dropwizard/) * [Jersey](https://jersey.java.net/) ## Twitter *People to follow* * [Adam Bien](https://twitter.com/AdamBien/) * [Antonio Goncalves](https://twitter.com/agoncal/) * [Arun Gupta](https://twitter.com/arungupta/) * [Java](https://twitter.com/java/) * [Java EE](https://twitter.com/Java_EE/) * [Java.net](https://twitter.com/javanetbuzz/) * [Joshua Bloch](https://twitter.com/joshbloch/) * [Pete Muir](https://twitter.com/plmuir/) ## Websites *Important websites* * [Java.net](http://java.net/) ## Influental Books * [Effective Java (2nd Edition)](http://www.amazon.com/Effective-Java-Edition-Joshua-Bloch/dp/0321356683) # Contributing Contributions are very welcome. Just mind the general style.