The options in the above figure are explained as follows: If you need to associate the ‘.java’ and ‘.groovy’ file with IntelliJ IDEA, check the box. In this example, we choose to install it on the disk D.Ĭhoose an appropriate desktop shortcut according your OS version. It is recommended not to install it on the system disk (usually the disk C is the system disk). Then, the browser will automatically download it, just wait for the download to complete.Īfter the download is complete, you will get an IntelliJ IDEA installation package, double-click to execute this file, click Next to start the installation. You may need to register after clicking the download button. Figure 3 shows what programming languages are supported by the two versions. For detailed information about the differences between the two versions, you can refer to the version comparison matrix (as shown in Figure 3). The Ultimate edition is the business edition, offering an excellent set of tools and features. The community edition is free, open-source edition. IntelliJ IDEA provides two editions, Ultimate edition and Community edition. The ultimate version has more comprehensive functions, here we choose to download the ultimate version. IntelliJ IDEA is a cross-platform development tool that supports Windows, Mac, Linux and other operating systems. Go to the IDEA official download page (the official website address is ), click DOWNLOAD. Now let’s download and install the IDEA, the steps are as follows. The free Community version only supports a few languages such as Java and basic IDE features, while full-featured commercial version also supports multiple programming like HTML, CSS, PHP, MySQL, Python and Go. IntelliJ IDEA offers a free Community Edition and a paid Ultimate Edition.

It has good applications in intelligent code assistants, automatic code prompts, refactoring, J2EE support, various version tools (Git, SVN, etc.), JUnit, CVS integration, code analysis, innovative GUI design, etc. IntelliJ IDEA, was developed by JetBrains and is an integrated environment for Java programming language development, with many features such as maintainable code and High Performance.

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