15 Best JAVA Tools for Development, Build, Profiler, Code Coverage and Review

15 Best JAVA Tools for Developers: Top Java Development Tools for Build, Profiling, Code Coverage and Code Review

Java is the most popular high-level object-oriented programming language that is widely used across the globe.

In 2010, Oracle Corporation bought SUN Microsystems and now Oracle is responsible for each and every change in java. Java has gained enormous popularity since it appeared.

Unlike other programming languages, Java programs are compiled independently of the platform. Java is a simple, object-oriented, distributed, interpreted, robust, secure, portable, multi-threaded and dynamic programming language.

Best JAVA Tools

This article is a combination of some interesting as well as simple java tools for developers and testers to help them to make their code easy to write, compile and debug.

These top java development tools are available as open-source and licensed too and have a free-trial version available in the market so that you can use and gain hands-on experience before deciding which tool would be useful in the context of your code.

Recommended Reading => Perfect Java Guide for Beginners

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Best JAVA Tools for Developers

Enlisted below are the most popular JAVA Development Tools that are popular in the market for Java Build, Profiling, Coverage, and Review.

We have also covered the list of the most popular Java Testing Frameworks and Tools here.

Let's review each in detail.

#1) Eclipse

Eclipse Logo

Eclipse is an integrated development environment (IDE) which is used for almost every language using Plugins. Currently, it consists of more than 150 projects covering different aspects of software development.

Tool Features:

  • It is an Open source development environment that runs in the cloud.
  • Apart from Java, it supports other languages using plug-ins like C, C++, Perl, Python, and JavaScript.
  • It has SDK for Java development tools, which in turn helps the Java developers and supports development for Tomcat, GlassFish, and many other servers.
  • This tool is more popular and is widely used everywhere in organizations. It makes code simple, easy to understand and debug.

Pros:

  • Easy to write, compile, and debug.
  • Industrial level of Development.
  • Extendable and Configurable.
  • Cross Platform.

Cons:

  • For supporting other languages, you have to install plug-ins.
  • Graphical design plugins usually work only on the Eclipse for Java or Eclipse for Mobile development release.

Pricing: It’s free of cost. As it is an open source, anyone can use it without paying.

Download Link: Eclipse

#2) NetBeans

NetBeans Logo

NetBeans is another IDE which is used for developing java codes. It runs on almost every platform like Windows, Linux, Solaris, and MacOS. Like Eclipse it is also an open source environment and can be used to develop other programming languages like C, C++, JavaScript etc.

Features:

  • It is a framework that is used for the development of Java Swing desktop application.
  • Used for saving and loading any type of data.
  • Supports step by step dialogues for Wizard Framework.
  • Open source Integrated development tools.

Pros:

  • It has IDM i.e. Integrated Development modules for Java.
  • It has a drag and drops component as Buttons and Textboxes.
  • Easy to develop Swing GUI for desktop applications.
  • It gives hints on code optimization while debugging and inserts the right code by itself.

Cons:

  • Takes more time to load when compared to other IDEs.
  • Memory allocation is more than the other IDEs.

Pricing: It’s free of cost. As it is an open source, anyone can use it without paying.

Download Link: NetBeans

#3) JUnit

Junit

It is a Testing Framework for a Java programming language. It is an open source Testing framework which has linked JAR at compile time. It is used to create Test Cases.

Features:

  • It is an open source framework that is used for writing and running test cases for testing.
  • You can write codes quickly and efficiently for testing.
  • It has test suits which contain test cases and other test suits.
  • If the test passes it shows a green bar and if a test fails it shows a red bar.
  • Tests Run automatically and give immediate feedback for results.

Pros:

  • Regression Management.
  • Better Understanding of code and test cases.
  • Helps to define the code behavior.

Cons:

  • No guarantee for better Quality.
  • Only helps with the bugs which you have found.

Pricing: As it is an open source, anyone can use it without paying.

Download Link: JUnit

Suggested Read => An Introduction to JUnit Framework

#4) Apache Spark

Apache Spark

It is an open source framework that is used for large scale applications across clustered computers.

It is also called as a parallel processing framework and can handle both batch and real-time data processing workloads. It is developed to speed up processing jobs in Hadoop Systems.

It is an alternative to MapReduce which were tied earlier with Hadoop. It is written in Scala language for interacting with spark core engine. It is faster than MapReduce and that the reason for which Apache Spark is running successfully.

Features:

  • It is dynamic in nature.
  • A high data processing speed of about 100x faster in memory and 10x faster on disk.
  • Re-usability of code.
  • Used for fault-tolerance.
  • Used for both batch and real-time data processing.
  • It supports multiple languages like Java, Scala, Python etc.
  • It is integrated with Hadoop systems.

Pros:

  • It is very fast and dynamic.
  • It can perform streaming, Machine learning, and SparkSql.

Cons:

  • It does not have a file management system, therefore, is integrated with Hadoop.
  • Can’t do for a small file, and problems arise.
  • Less number of algorithms are present.

Pricing: As it is an open source, anyone can use it without paying.

Download Link: Apache Spark

#5) Jenkins

Jenkins

It is used for Testing and is an open source framework which is written in Java programming language. It is an automation server-based system that runs java servlet such as Apache Tomcat. This software helps the developer to find and solve defects in the code and automate it.

Features:

  • Simple, User-friendly, Extensible open source tool.
  • Plugins are introduced and that, in turn, is simple to use.
  • Easy Upgrades and installation.
  • Free open source tool.
  • It also supports build pipelines.

Pros:

  • Flexible and integrates with all major tools to work effectively.
  • A wide range of plugins.
  • Open source and is easy to learn, understand and use.
  • It has integrated APIs.

Cons:

  • We cannot predict the cost of Jenkins software.
  • No Collaboration of one developer to another team member.
  • Single user Management.
  • Plugins are there but that is not enough for an end to end deployment of software.

Pricing: As it is an open source, anyone can use it without paying.

Download Link: Jenkins

#6) IntelliJ IDEA

IntelliJ IDEA

It is an IDE developed by JetBrains. It is available as an Apache2 Licensed Community edition and Proprietary edition in the market for developers. It supports code refactoring. It is written in Java programming language and is available as an open source environment.

Features:

  • It supports Version Control.
  • It also supports other build tools like Maven, ant, Gradle etc.
  • It is used to perform unit testing which is easy to understand.
  • It has built-in decompiler.
  • Supports application servers like Apache Tomcat, WebLogic, Glassfish etc.
  • Supports many languages like JavaScript, SQL, Scala, Groovy etc.
  • It has Keyboard shortcuts for an editor, windows tools etc.
  • It finds out the duplication present in the code which thereby helps to optimize code.

Pros:

  • Auto-refactoring.
  • Used in live templates.
  • Consistent
  • Support for Groovy and Clojure.
  • Easy Debugging.

Cons:

  • Plugins present is smaller than other IDEs.
  • A smaller ecosystem is there.
  • It may cost high for supporting other programming languages.

Pricing: As it is an open source, anyone can use it without paying.

Download Link: IntelliJ IDEA

#7) Android Studio

Android Studio

It is used for developing apps on every type of Android device. It is an Integrated Development Environment that is available as an open source for apps developer. It supports multiple operating systems like Windows, MacOS, Linux. etc.

It supports all the programming languages of IntelliJ Idea as well as Java. It is easy to code & debug and has instant build/deploy system. It is developed by Google and is used to make the majority of the apps that you use on a daily basis. It has drag and drop features available to develop an android application.

Features:

  • It supports the Gradle system.
  • It has android based refactoring.
  • Template-based wizards.
  • Layout and color preview editor.
  • It has pro-guard capabilities.

Pros:

  • Open source environment.
  • Modules present include Application modules, Library modules, and Test modules.
  • Dependent on jars.
  • The compilation is fast.
  • It is also used for Unit Testing.

Cons:

  • Developers have to always keep themselves updated to the new Android Version.
  • Some apps don’t have Ubuntu versions and Windows version.
  • Takes a little bit extra time to open the Android Studio IDE.

Pricing: Free of Cost.

Download Link: Android Studio

#8) Apache Maven

Apache Maven

It is a project management tool based on the concept of the Project Object Model (POM).

It is used to build an Automation tool for java projects. It describes both dependencies and builds of the software. Code compilation is easy in Maven. It downloads java libraries & Maven plug-ins and stores them in a local cache.

It supports more than one programming language like C#, Ruby, Scala etc. If a developer wants to use other programming languages like Scala or Ruby then they have to install the related plug-ins for that.

Features:

  • Performance is improved because of its better speed.
  • Introduces Parallel-builds.
  • Improvement in Error Reporting and supports Backward Compatibility.
  • No need to specify the parent version in the sub-modules, as it will automatically do that.

Pros:

  • Ability to extract libraries from repositories.
  • High speed.
  • Dependencies are automatically downloaded.
  • All builds and dependencies are combined in the Maven spec and forced in the source code with the developer code.
  • Simple structure.
  • You can automatically get Javadoc of all JARs and you can run the unit test.
  • The code can be maintained and modularized.

Cons:

  • Basic knowledge of Maven is required.
  • Support for Android is lacking a little bit as some of the android projects doesn’t follow the maven project.
  • Some of the JARs that are not there in the Maven libraries have to be installed manually.

Pricing: As it is an open source, anyone can use it without paying.

Download Link: Apache Maven

#9) Gradle

Gradle

It is a new revolutionary tool that is based on the Groovy programming language.

It is an open source automation tool. It is based on the concept of Apache Ant and Apache Maven. It is based on a directed acyclic graph (DAG). It is used for multi-project and multi-artifact builds. Automatic download and configuration dependencies or libraries.

Features:

  • Very flexible and extensible.
  • Built-in plug-ins for Java, Groovy, Scala etc.
  • Comes with DSL which is based on Groovy language.
  • Deep and rich API for managing projects, tasks, dependency artifacts etc.
  • Free and open source.

Pros:

  • Support for dependency management and builds.
  • Migration is easy due to its dependency and builds.
  • Fast in speed.
  • Easy to read and use.
  • Stable, documented and is easy to install.

Cons:

  • Startup time is slower in Gradle.
  • Unbearable performance.
  • Build system is not very useful and error-prone.

Pricing: As it is an open source, anyone can use it without paying.

Download Link: Gradle

#10) Jcreator

Jcreator

It is an open source IDE created by Xinox Software for java. It is a light-weight IDE for Java developers. Its interface looks like Microsoft Visual Studio and is used with JDK (Java Development Kit).

It has a wide range of functionalities like Project templates, project management, debugger interface, code completion, multiple compilers, and customized user interface. It is written in C++ Programming language. It involves the direct compilation of code and is easy to run.

Features:

  • Open source, free to use.
  • Easy compilation and code completion.
  • Supports all Windows version.
  • Pro version of Jcreator is free for use.
  • Wizards help to write code quickly and easily.
  • Classpath configuration is automatic.
  • Easy debugging.

Pros:

  • Easy to use.
  • Open source IDE.
  • Uses color schemes for the project.
  • Various types of JDK profiles can be used by Jcreator.
  • Project Templates help to write the code quickly.

Cons:

  • Only used for Windows version.
  • Three editions are available i.e. Lite, Pro, and Lite-Pro, out of which only Lite-Pro is free to use.
  • Does not have extensibility via third-party plugins.

Pricing:

  • Pro Edition (Pro): Costs $89 after a 30-day trial.
  • Lite Edition (LE): Costs $35 after a 30-day trial.
  • Lite-Pro Edition (LE-PRO): Free of cost

Download Link: Jcreator

Additional Tools

#11) Rational Application Developer

Rational Application Developer

It is an Eclipse-based IDE that is developed by IBM. It comes with bundled WebSphere which helps you to deploy your web application on the WebSphere server. It helps for designing, testing, and deploying several applications which include Java, Web 2.0, Web and REST services.

It has Wizards, editor, and validators. For improving the quality of code it uses Java profiling tools that analyze memory usage, performance and threading problems. A free trial is available for one month to use RAD.

Download Link: Rational Application Developer

#12) JSource

JSource

It is based on Java. It is a light Java IDE which uses Swing components. It has an editor which is used to create, edit, compile and run java codes. It supports syntax highlighting for other programming languages.

It has JEdit syntax package and it incorporates with the other Java open source tools for development and is modified to use with core JSource structure. It is available at a free of cost.

Download Link: JSource

#13) Java Development Kit

Java Development Kit

It physically exists and contains Java Runtime Environment + development tools. It is free and open source. It is a development kit for a Java programming language.

The development tools that it contains help the programmer to compile, debug and run applets and application. It has private JVM i.e. Java Virtual Machine. It supports all Operating systems like Windows, Linux, and MacOS. It includes Javac, jar and the archiver.

Download Link: Java Development Kit

#14) Oracle JDeveloper

Oracle JDeveloper

It is developed by Oracle Corporation. It is an open source and free of cost IDE. It helps in end-to-end development for Oracle applications. It is used for developing Java, XML, HTML, SQL and PL/SQL, PHP, JavaScript etc.

It helps in coding, debugging, compiling and optimizing of codes. It helps with unit testing and has refactoring features.

Download Link: Oracle JDeveloper

#15) My Eclipse

Myeclipse

It is an Eclipse-based IDE. It helps to create a dynamic and powerful front end and back end. It supports Java EE frameworks. It has two versions i.e. Blue Edition and My Eclipse Spring Edition. It is available via Secure Delivery Center. It supports UML, REST API, HTML 5.

It has a javascript debugger. It includes Wizards which help in creating ad editing REST facades. It has visual and form-based editors for many file types. The online support forum is available for MyEclipse developers.

Download Link: My Eclipse

Conclusion

As Java is more widely used all over the world every day, there are a lot of development tools available in the market at a free of cost for developers to use and they, in turn, make their work easier and quicker and result in error-free code.

We hope that the above-mentioned list of Java Tools would help you to choose the right development tool for Java build, profiler, code coverage, and code review.

You should try at least once and decide which tool would be best for developing your code.

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=> Contact us to suggest a listing here.

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