Downloading IntelliJ IDEA lets you start building Java, Kotlin, and multi-language projects on your workstation today. This guide walks through official sources, platform choices, and what to expect during setup.
Whether you are working on a small utility or a large enterprise codebase, understanding how to get the right edition and configure it properly saves time and reduces friction later.
Official Download Options and Platform Coverage
JetBrains hosts IntelliJ IDEA on its official site, providing tailored builds for different workflows and operating systems.
| Edition | License | Primary Languages | Ideal For |
|---|---|---|---|
| IntelliJ IDEA Ultimate | Commercial with free licenses for students and open source | Java, Kotlin, Groovy, Scala, Web, Mobile, Database, Docker | Enterprise, microservices, full-stack web, and Android |
| IntelliJ IDEA Community | Apache 2.0, completely free | Java, Kotlin, Groovy, Scala | Library development, CLI tools, JVM-focused work |
Choosing the Right Edition for Your Workflow
The feature gap between Community and Ultimate centers on web, database, and mobile tooling. If your daily work stays within the JVM ecosystem without frameworks like Spring MVC or Android, Community is typically sufficient.
Ultimate adds support for Java EE, Jakarta EE, advanced JavaScript and TypeScript, SQL and schema tools, and Android XML and resource editing. Teams already under a JetBrains license can activate Ultimate at no extra cost for eligible users.
Command-line users and CI pipelines often rely on the same compiler and runtime behavior, so choosing the edition early prevents surprises when running inspections or refactorings locally versus on build servers.
Download Steps and Installation Process
Follow the official installer flow to ensure correct configuration of environment variables, desktop shortcuts, and file associations.
- Navigate to the official JetBrains website or the version-specific archive if you need an older build.
- Select your operating system and choose between Community or Ultimate.
- Run the installer and accept the license agreement, then pick start menu and desktop options.
- On first launch, import previous settings if migrating from an older installation.
Supported Platforms and System Requirements
IntelliJ IDEA runs on current Windows, macOS, and major Linux distributions, with consistent behavior across platforms.
| Platform | Minimum RAM | Recommended RAM | Notes |
|---|---|---|---|
| Windows 10 or 11 | 4 GB | 8 GB or more | Use 64-bit JDK for large projects |
| macOS 12 and newer | 4 GB | 8 GB or more | Apple Silicon native builds available |
| Linux with GNOME or KDE | 4 GB | 8 GB or more | 32-bit CPU support still available on Community |
Configuring and Optimizing IntelliJ IDEA
After download, adjust memory settings, enable hardware acceleration, and tailor plugins to your stack for smoother performance.
Use bundled JDK, embedded terminal, and keymap schemes to reduce context switching while writing and debugging code. Teams can standardize with shared XML profiles to keep IDE behavior consistent across machines.
Getting Started and Keeping Setup Current
- Always download from the official JetBrains website to avoid bundled adware or modified binaries.
- Pin your edition choice to either Community or Ultimate based on required frameworks and team license coverage.
- Regularly update through the built-in installer to receive security patches and performance improvements.
- Back up key settings and configured plugins before major version upgrades.
- Use the same keymap and code style profiles across team members to reduce onboarding friction.
FAQ
Reader questions
Is the Community edition really free for commercial projects?
Yes, the Apache 2.0 license allows unrestricted use in commercial projects, though support and enterprise features require Ultimate.
Can I switch from Community to Ultimate after installing?
You can activate Ultimate license from within the IDE using your JetBrains account without reinstalling.
Will my projects be lost if I reinstall the IDE?
No, project files live outside the IDE; only settings and plugins stored in your user profile may need migration.
How often are new builds released for download?
JetBrains publishes EAP releases roughly every few weeks and stable versions every few months, with patch updates for critical fixes.