Top 15 Must‑Have IntelliJ IDEA Plugins for Java Developers

Here is a curated list of useful IntelliJ IDEA plugins for Java developers, covering code navigation, AI assistance, UI themes, coding standards, cloud deployment, code generation, testing, and more.

1. CodeGlance

A mini‑map plugin that shows a scaled‑down view of the entire file for quick navigation.

2. Codota

An AI‑powered code suggestion tool that scans your project and offers context‑aware completions based on millions of open‑source Java programs.

3. Material Theme UI

A theme plugin offering a wide variety of color schemes and UI modes for a more pleasant coding environment.

4. Alibaba Java Coding Guidelines

A plugin that checks your code against Alibaba’s Java coding standards, helping you write more consistent and clean code.

5. Alibaba Cloud Toolkit

Enables one‑click deployment of applications to Alibaba Cloud servers, streamlining the release process.

6. GenerateAllSetter

Quickly generates getter and setter methods for selected fields.

7. Idea Zookeeper

A plugin for managing Zookeeper nodes directly from IntelliJ, providing a graphical view of the Zookeeper hierarchy.

8. JRebel (paid)

A productivity tool that enables hot reloading of code changes, eliminating the need for rebuilds, restarts, and redeployments during Java development.

9. JSON Parser

A lightweight plugin for validating and formatting JSON strings directly inside the IDE, eliminating the need to open a browser.

10. Lombok

Uses annotations to automatically generate boilerplate code such as getters, setters, toString, and constructors.

11. JUnitGenerator

Automatically generates JUnit test code for selected classes.

12. MyBatis Log Plugin

Replaces placeholder parameters in MyBatis SQL logs with actual values, allowing you to copy and execute the full query directly.

13. MyBatisCodeHelperPro

Provides mapper navigation, automatic method and XML generation, and one‑click CRUD code creation for database tables.

14. RESTful Toolkit

A suite of tools for RESTful service development, including URL‑to‑controller navigation, a services tree view, an HTTP request utility, and quick actions such as copying generated URLs or method parameters.

Navigate to method definition directly from URL (Ctrl\ or Ctrl+Alt+N).

Services tree window.

Simple HTTP request tool.

Copy generated URL or method parameters.

15. Translation

A translation plugin that can translate Chinese text and suggest interface names, helping developers avoid manual naming effort.