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The Most Intelligent Java IDE

Excel at enterprise, mobile and web development with Java, Scala and Groovy, with all the latest modern technologies and frameworks available out of the box.

IntelliJ IDEA 14 comes with a built-in decompiler for Java classes. When you want to take a look inside a library that you don't have the source code for, now you can – without any third-party plugins.

Enterprise Frameworks

IntelliJ IDEA offers outstanding framework-specific coding assistance and productivity-boosting features for Java EE, Spring, GWT, Grails, Play and other frameworks, along with deployment tools for most application servers.

Built-in Developer Tools

IntelliJ IDEA includes an amazing set of tools which work out-of-the-box: support for Maven, Gradle and STS; integration with Git, SVN, Mercurial; built-in Database Tools; and many more.

Mobile Development:

Community version - Free, open-source
Developing applications for mobile platforms is incredibly easy with IntelliJ IDEA's first-class tools for Android, PhoneGap, Cordova and Ionic.

Web Development:

In addition to JVM languages and frameworks support IntelliJ IDEA provides advanced coding assistance for JavaScript, HTML and CSS technologies, including AngularJS, Node.js and many others.

IntelliJ IDEA Community Edition is the open source version of IntelliJ IDEA, a premier IDE for Java, Groovy and other programming languages.

* Intelligent code editor understanding your code, with refactorings, code inspections, intention actions, easy navigation and full Java 7 support.
* JUnit and TestNG integration and a convenient test runner UI.
* Maven and Ant-based project setup and building.
* Comprehensive Groovy programming language support plus plugins for Scala and Clojure.
* Google Android development including latest SDK support.
* Unified UI and experience for most popular version control systems: Subversion, Git, Mercurial and CVS. Visual merge, diff and changelists.
* Powerfull XML editor with XML-Java interoperability.
* The Swing UI designer for developing Java desktop applications.

Performance
Performance improvement is a neverending task. IntelliJ IDEA's new editor architecture provides better responsiveness and lag-less typing even in huge files.

Faster indexing is ensured for large codebases, as well as faster IDE startup on all supported platforms.

In-place Refactorings
New in-place UI for refactorings such as Introduce Parameter/Field/Constant or Rename for class members is further improved for better usability.

Event Log view
New 'Event Log' view/tool-window is a single place, so you can see all IDE notifications and take action where needed.

VCS Support Improvements
General changes to the workflow such as the new 'Digest' view help you spend less time on routine VCS tasks like pre-commit review.

Stack trace highlighting shows recently changed classes and methods differently in stack traces.

Subversion (SVN) 1.7 Support
Enjoy the new features and performance of the latest Subversion with the best GUI client available.

Git log graph
Highlights commits included in a given commit (e.g. commits in a current branch) and provides actions like create tag/branch and checkout revision.