This guide explains how to integrate Anthropic's Claude Code AI assistant into JetBrains IntelliJ IDEA, detailing a five‑minute setup, the deep IDE‑level fusion, project‑wide context awareness, immersive workflows, and a comparison with other AI coding solutions.
This guide walks you through the most useful IntelliJ IDEA configurations, practical usage tips, and a comprehensive list of keyboard shortcuts, helping you streamline development, reduce memorization effort, and work more efficiently with the IDE.
This article compares nine popular AI coding assistants for IntelliJ IDEA—GitHub Copilot, Lingma, Comate, Codeium, Tabnine, Amazon Q Developer, CodeGeeX, Supermaven, and JetBrains AI—detailing their core features, pricing, strengths, weaknesses, and offering scenario‑based recommendations to help developers choose the best fit.
The article presents a step‑by‑step, three‑month‑tested workflow that embeds Anthropic Claude and OpenAI Codex into IntelliJ IDEA via the Continue plugin, enabling Java developers to auto‑generate CRUD code, unit tests, and refactorings, connect Claude to the database, and avoid repetitive coding tasks without purchasing a subscription.
JetBrains IDEs from version 2025.3 embed the Codex AI assistant powered by GPT‑5.4, offering faster, context‑aware code generation, project analysis, environment setup, and refactoring, with real‑world demos showing how it can download projects, configure tools, and even build a full mini‑program with minimal manual coding.
This step‑by‑step guide shows how to install, configure, and use the CC GUI plugin to bring Claude Code’s AI coding agent directly into JetBrains IDEA, covering core panels, practical tips, and team‑level best practices for a seamless development workflow.
This article reviews essential IntelliJ IDEA plugins for Java/Spring developers, detailing core features, configuration tips, and trade‑offs, while warning about performance impact and recommending a practical installation order.
IntelliJ IDEA already covers about 80% of development needs, but its rich plugin ecosystem lets you fine‑tune your workflow like a custom Vim setup; this article reviews essential plugins—including AceJump, Catppuccin Theme, CodeGlance Pro, Edit‑Tabs‑Location, GenerateAllSetter, GitHub Copilot, Inspection Lens, MyBatis Log Free, Power Mode II, IdeaVim, and Rainbow Brackets—detailing core features, configuration tips, and trade‑offs to help you choose wisely.
This guide walks through the most useful IntelliJ IDEA configurations, practical usage tips, and a comprehensive shortcut reference, showing exactly where to change themes, fonts, file encodings, code templates, and key mappings so developers can work faster and more efficiently.
This guide walks you through the two main ways to bring Claude Code into IntelliJ IDEA 2026.1—using the official Claude Code plugin and the deeper ACP protocol—detailing every configuration step, key differences, shortcuts, and common pitfalls so you can choose the best workflow for your development needs.
JetBrains’ IntelliJ IDEA 2026.1 EAP 3 finally moves deleted files to the system recycle bin, a feature requested for six years, and the release also bundles extensive Spring, Java, Kotlin, editor, AI, platform, and performance improvements that reshape the IDE experience.
This guide walks you through configuring IntelliJ IDEA to use AI coding assistants like Claude, Codex, OpenAI‑compatible APIs, and local models via Ollama, covering plugin installation, provider setup, API key entry, and usage tips with screenshots.
This guide walks Java developers through installing the Claude Code CLI, then compares the official Anthropic JetBrains plugin (beta) with the community‑built Claude Code Plus GUI, detailing installation steps, core features like diff view, context sync, model switching, and offers recommendations on which to choose for seamless IntelliJ integration.
JetBrains' IntelliJ IDEA 2026.1 release transforms the IDE into an open AI agent platform by integrating multiple AI assistants via the ACP protocol, adding quota‑free smart assistance, expanding language support, enhancing productivity tools, improving stability, and phasing out the Code With Me collaboration feature.
JetBrains' IntelliJ IDEA 2026.1 release transforms the traditional IDE into an open AI‑agent platform, adding built‑in support for multiple AI assistants, unlimited smart assistance, new language features, enhanced productivity tools, and a strategic shift away from legacy collaboration features.
This guide explains how to integrate Anthropic's Claude Code AI assistant into IntelliJ IDEA, covering installation, configuration, and immersive coding workflows that enable natural‑language code generation, project‑wide understanding, smart debugging, automated refactoring, and terminal automation for dramatically higher developer productivity.
This guide walks through installing Claude Code CLI, then compares the official JetBrains Beta plugin and the community‑built Claude Code Plus plugin for IntelliJ IDEA, detailing setup steps, core features like diff view, context sync, model switching, and offers advice on which solution fits different workflows.
Rebased is a community‑driven, open‑source Git client that reproduces IntelliJ IDEA’s full‑featured Git UI—including three‑pane diff, interactive rebase, and GitHub integration—while offering cross‑platform installers, source‑build instructions, a feature comparison with other clients, and a clear outline of its current limitations.
This article introduces the MyBatisCodeHelper-Pro IntelliJ IDEA plugin, outlines its popular features such as mapper navigation, @Param generation, XML creation, pagination support, Spring integration, and SQL log conversion, and provides step‑by‑step installation and usage instructions with screenshots.
IntelliJ IDEA 2026.1 EAP 3 introduces a major usability change by sending deleted files to the system recycle bin instead of permanently erasing them, addressing a six‑year‑old issue and offering safer file recovery while also delivering numerous other Spring, Java, Kotlin, editor, AI, platform, and performance enhancements.
This guide walks you through the most useful IntelliJ IDEA configurations, practical usage tips, and a curated list of keyboard shortcuts, helping developers streamline their workflow, reduce repetitive actions, and get the most out of the latest IDEA version.
IntelliJ IDEA 2026.1 transforms the IDE into an AI‑driven development platform, introducing Spring runtime debugging without stopping the program, full AI model integration, Java 26 support, automatic dependency source visibility, enhanced command completion, Gradle best‑practice guidance, Git worktree improvements, direct database operations, and tighter Kubernetes tooling, all of which streamline the Java backend workflow.
JetBrains' IntelliJ IDEA 2026.1 introduces an AI agent marketplace, quota‑free smart completion, enhanced Git Worktree support, full Java 26 features, deep Spring tooling, Wayland as the default display protocol, and a system‑level recycle bin, turning the IDE into a developer cognition‑enhancing platform and justifying an immediate upgrade.
JetBrains' IDEA 2026.1 release introduces the Agent Client Protocol (ACP), turning the IDE into an open AI platform that lets users install and run external agents such as Codex, Cursor, and GitHub Copilot directly within the editor, simplifying database queries and Git operations.
IntelliJ IDEA 2026.1 redefines the IDE as an open AI collaboration platform, introducing the ACP protocol for any AI agent, native Git Worktree sandboxing, database access, Spring runtime insights, and expanded community‑edition capabilities, dramatically reshaping developer workflows and toolchains.
This guide walks you through the most useful IntelliJ IDEA configurations, practical usage tips, and a curated list of keyboard shortcuts to boost productivity for Java developers, complete with step‑by‑step instructions and visual screenshots.
IntelliJ IDEA 2026.1 introduces the open ACP protocol for AI agents, native Git worktree support, direct database querying by agents, enhanced code completion without quota limits, Spring runtime insights, and brings many WebStorm capabilities into the free Community edition.
This guide reviews essential IntelliJ IDEA plugins for Java/Spring developers in 2025, detailing each plugin’s core features, installation steps, configuration tips, and trade‑offs, helping you streamline navigation, code generation, UI theming, AI assistance, and debugging while keeping performance impact low.
IntelliJ IDEA 2026.1 introduces the ACP open protocol for any AI agent, native Git worktree support, direct database querying by agents, enhanced code completion without quota limits, Spring Runtime Insight, and brings a full suite of web development features to the free Community edition, reshaping the Java development workflow.
This guide walks you through the most useful IntelliJ IDEA configurations, practical usage tips, and a comprehensive list of keyboard shortcuts, helping developers quickly adapt to the latest IDE version and boost their coding efficiency.
This guide explains why hot‑reloading Java code is essential for large Spring Boot projects, compares three approaches—Spring Boot DevTools, IntelliJ IDEA's built‑in HotSwap, and the JRebel plugin—and provides step‑by‑step installation and usage instructions for each method.
This article introduces Spring Explyt, a free open‑source IntelliJ IDEA Community plugin that adds full Spring development features—including accurate bean detection, advanced code completion, endpoint management, built‑in HTTP client, and enhanced debugging—by using a lightweight runtime analysis, and provides installation, usage steps, and a feature comparison with IDEA Ultimate.
This guide introduces Spring Explyt, an open‑source IntelliJ IDEA Community plugin that brings full‑featured Spring support—including precise bean detection, advanced code completion, endpoint tools, and built‑in HTTP client—to the free IDE, with installation steps, usage tips, and a feature comparison.
When Spring Boot projects grow, restart times can reach minutes, slowing development, so the article compares three hot‑reload approaches—spring‑boot‑devtools, IDEA’s built‑in HowSwap, and the JRebel plugin—detailing their setup, limitations, and why JRebel is the most effective.
This guide walks through Maven’s core workflow for Java backend development, covering plugin configuration, automatic project setup in IntelliJ IDEA, detailed pom.xml settings—including properties, dependencies, plugins—and code examples for Servlets and JSPs, plus dependency scope handling to avoid runtime conflicts.
This article reviews the most popular AI‑powered coding plugins for IntelliJ IDEA, detailing their features, ideal scenarios, installation steps, advantages, limitations, and practical effects, and provides a comparison table and recommended tool combinations for different development needs.
This guide shows how to leverage IntelliJ IDEA's diagram feature to visualize inheritance and interface relationships of Java classes, prune irrelevant nodes, inspect members, filter visibility, add additional classes, and quickly jump to source code, making code navigation far more efficient.
JetBrains' IntelliJ IDEA 2026.1 EAP 3 finally moves deleted files to the system recycle bin, adds extensive Spring, Java, Kotlin, AI, and performance improvements, and fixes over 70 known issues, preparing the IDE for remote and distributed development.
JetBrains' IntelliJ IDEA 2026.1 EAP 3 introduces a long‑awaited feature that moves deleted files to the system recycle bin instead of permanently erasing them, while also delivering a host of Spring, Java, Kotlin, editor, AI, platform, and performance enhancements for developers.
IntelliJ IDEA 2026.1 EAP 3 introduces a long‑awaited feature that sends deleted files to the system recycle bin instead of permanently erasing them, addressing a six‑year‑old issue, comparing it with other editors, outlining its advantages, and summarizing dozens of other notable IDE improvements.
The 2026.1 EAP 3 release of IntelliJ IDEA introduces several practical updates, including moving deleted files to the system recycle bin, deeper AI assistant integration with Roots and improved commands, automatic SQL dialect detection, enhanced Spring debugging, built‑in Git Worktree support, UI refinements, and numerous bug fixes across Java, Kotlin, Docker, and HTTP client features.
IntelliJ IDEA 2026.1 EAP 3 finally adds a recycle‑bin‑style file deletion, alongside dozens of enhancements for Spring, Java, Kotlin, editor experience, AI‑assisted completion, platform architecture, and performance, addressing long‑standing developer complaints and preparing the IDE for remote and AI‑driven workflows.
The article explains that the “invalid source release: 10” error occurs because the IDE is set to JDK 10 while the system JDK is 8, and it walks through checking the JDK version and aligning IDEA project, compiler, and pom.xml settings to resolve the issue.
IntelliJ IDEA 2026.1 EAP 3 finally changes file deletion to use the system recycle bin, fixing a six‑year‑old request, while also delivering a long list of Spring, Java, Kotlin, editor, AI, platform, and performance improvements that enhance developer productivity and reliability.
This article explains how a custom IntelliJ IDEA plugin can automate the creation of Maven multi‑module projects, turning a tedious half‑hour manual process into a 30‑second one‑click operation, and provides step‑by‑step installation, usage, customization, and troubleshooting guidance.
This article introduces a lightweight IntelliJ IDEA plugin that automates the creation of Maven multi‑module projects, detailing its core features, installation methods, step‑by‑step usage, customization options, dependency handling, troubleshooting tips, and how to build and extend the plugin from source.
This guide reviews essential IntelliJ IDEA plugins for Java/Spring developers, covering their core features, installation steps, configuration tips, performance trade‑offs, and visual enhancements, helping you streamline workflow, reduce boilerplate, and improve code navigation in 2025.
IntelliJ IDEA 2026.1 EAP introduces Java 26 language‑level support, deep Spring Boot 4 integration, Gradle 9 and Maven 4 compatibility, numerous IDE enhancements, and over 600 bug fixes, offering developers early access to next‑generation Java features and performance improvements while recommending non‑production use.
IntelliJ IDEA 2025.3 introduces a unified, 30% smaller edition, quieter development workflow, full Spring Framework 7 and Spring Boot 4 support, enhanced language features for Java, Kotlin and Scala, improved Git integration, terminal and build‑tool optimizations, plus performance upgrades for large web projects.
IntelliJ IDEA 2025.3.1 introduced severe Maven project freezes, OOM crashes, and WSL2 configuration loss, but JetBrains quickly released 2025.3.1.1 with fixes and provides temporary work‑arounds such as clearing Maven caches, disabling file‑icon rendering, and adjusting a registry flag.
IntelliJ IDEA 2025.3.1 rolls back a controversial Query Console change, fixes over 200 bugs—including SQL workflow, WSL‑Gradle issues, Spring stack problems, and terminal glitches—making it a critical update for Java, Spring, and full‑stack developers seeking a more stable IDE experience.
This article reviews essential IntelliJ IDEA plugins for Java/Spring developers, detailing core features, configuration tips, and trade‑offs for each plugin, and recommends a prioritized installation order to boost productivity while monitoring performance impact.
IntelliJ IDEA 2025.3.1 introduced severe Maven project initialization memory leaks and WSL2 file‑system configuration resets, causing IDE freezes and OOM crashes, but JetBrains addressed these issues in the 2025.3.1.1 update and provides temporary workarounds such as cache cleanup, icon disabling, and registry tweaks.
After upgrading IntelliJ IDEA, a Java project fails with the error ‘cannot access org.springframework.boot.SpringApplication – class file has wrong version 61.0’, which can be resolved by adjusting Maven runner settings to delegate IDE build actions to Maven and restarting the IDE.
The latest IntelliJ IDEA update merged free and paid editions, yet many developers are abandoning it for VS Code because AI‑powered extensions, lower cost, lighter footprint, and broader language support better match the evolving, AI‑driven software development workflow.
The article shares a seasoned Java developer’s hands‑on review of IntelliJ IDEA 2025.3, highlighting the new Islands theme, built‑in support for Spring Boot 4 and Java 25, full‑line code completion, and integration of the Claude Code AI plugin, while offering practical usage tips and personal recommendations.
This guide lists essential IntelliJ IDEA plugins for Java/Spring developers, explains how to install and configure each one, highlights performance considerations, and shows how they can streamline navigation, code generation, debugging, theming, and AI‑assisted coding while keeping resource usage in check.
This guide shows how to configure IntelliJ IDEA to automatically generate class and method Javadoc comments using File and Code Templates for classes and Live Templates for methods, including custom Groovy scripts for @param and @return annotations.
Learn how to clone remote repositories, create feature branches, commit and push changes, resolve merge conflicts, and keep your master branch synchronized within IntelliJ IDEA, using practical Git commands and visual tools to streamline team collaboration and avoid common push‑rejected errors.
IntelliJ IDEA 2025.3.1 rolls back the controversial Query File feature, fixes over 200 issues, and delivers crucial improvements for Windows + WSL, Spring, Kotlin‑MongoDB, Java debugging, terminal stability, and frontend tooling, making it a must‑upgrade for developers.
IntelliJ IDEA 2025.3.1 quickly follows the 2025.3 major release, fixing over 200 issues, reinstating the classic Query Console, addressing WSL‑related Java debugging problems, stabilizing Gradle/Maven sync for large multi‑module projects, improving Spring tooling, Java debugging, Kotlin‑MongoDB support, and correcting terminal and TypeScript bugs.
IntelliJ IDEA 2025.3 merges Ultimate and Community editions into a single installer, unlocks many formerly premium features for free users, adds command completion, full Java 25 support, a new Islands theme, AI enhancements, expanded framework integrations, and a suite of productivity plugins for modern development workflows.
IntelliJ IDEA 2025.3 introduces a unified distribution, extensive Spring and language support, improved Git integration, terminal and build tool enhancements, better web development handling for large monorepos, and numerous performance optimizations, all while fixing over 800 issues across the IDE.
This article reviews the most popular AI‑powered coding plugins for IntelliJ IDEA, detailing their features, suitable scenarios, installation steps, advantages, and cautions, and provides a side‑by‑side comparison to help developers choose the right tool for their workflow.
This article reviews the most popular AI coding assistants for IntelliJ IDEA, comparing GitHub Copilot, Amazon CodeWhisperer, Tabnine, domestic options like Tongyi Lingma and CodeGeeX, as well as niche tools, and provides installation steps, pros, cons, and recommended tool combinations for different development scenarios.
This guide shows how to use IntelliJ IDEA's diagram feature to display, clean up, and explore the inheritance and interface implementation hierarchy of Java Servlet classes, including filtering unwanted nodes, inspecting members, adjusting visibility, zooming, adding related classes, and jumping to source code.
This guide walks you through setting up IntelliJ IDEA and Docker to replace manual jar uploads with a single‑click remote deployment for Spring Boot applications, covering prerequisites, SSH configuration, Docker daemon basics, Dockerfile creation, and the final one‑step deployment process.
This guide explains why Java developers need profiling, introduces IntelliJ IDEA’s built‑in Profiler (powered by Async Profiler and JFR), and provides step‑by‑step instructions with screenshots for CPU, memory, and thread analysis to diagnose slow endpoints, high CPU usage, memory leaks, and concurrency bottlenecks.
This guide explains what mvnd is, how to download and install it, configure Maven and environment variables, fix PowerShell encoding issues, and presents a detailed performance comparison showing multi‑module builds can be up to 5.5× faster than using traditional Maven.
This guide shows how to use IntelliJ IDEA's diagram feature to view, customize, and navigate Java Servlet inheritance and interface implementation graphs, including filtering classes, inspecting members, adjusting visibility, zooming, adding related classes, and jumping directly to source code.
The article introduces Maven mvnd, explains its daemon‑based architecture, shows benchmark results where multi‑module builds run 3.5–5.5 times faster (up to 10× for single modules), and provides step‑by‑step installation, configuration, PowerShell encoding fixes, and IDEA integration guidance.
This guide shows how to inspect Maven's dependency tree using IntelliJ IDEA's built‑in tool, the command line, or the Maven Helper plugin, identify version conflicts, and resolve them with exclusions or dependencyManagement entries.
Learn how to quickly generate and customize clear inheritance diagrams for Java Servlet classes using IntelliJ IDEA’s diagram feature, including viewing relationships, filtering classes, inspecting members, adjusting visibility, adding classes, and navigating source code—all illustrated with step‑by‑step screenshots.
This guide explains why IntelliJ IDEA shows a “Command-line is too long” error when launching Spring Boot projects, how the OS command‑line limit is exceeded by long classpath arguments, and step‑by‑step configurations—including JAR manifest and @argfile options—to resolve the issue permanently.
Mastering IntelliJ IDEA's powerful debugging shortcuts and features—such as execution point navigation, step controls, conditional breakpoints, exception simulation, multithread handling, variable modification, and remote debugging—can dramatically reduce bug‑fixing time and make development up to ten times more efficient.
This article presents a curated list of 31 essential IntelliJ IDEA plugins, ranging from translation tools and UI themes to code quality, version control, and productivity enhancers, each described with key features and screenshots to help Java developers boost efficiency and code quality.
This guide walks you through configuring Spring Boot DevTools for automatic restart and live reload, covering Maven dependencies, plugin settings, IDE options, application property examples, usage caveats, verification steps, and alternative tools for advanced hot deployment.
This article introduces a custom IntelliJ IDEA plugin that automates the creation of Maven multi‑module Java projects, turning a tedious half‑hour setup into a 30‑second one‑click process, while offering smart dependency wiring, customizable templates, and detailed installation and usage instructions.
This article introduces a Maven aggregation plugin for IntelliJ IDEA that automates the creation of multi‑module Java projects, detailing its core features, installation methods, step‑by‑step usage, customization options, and troubleshooting tips to dramatically reduce setup time.
This article walks you through a Maven aggregation plugin for IntelliJ IDEA that automates multi‑module project creation, configures pom dependencies, supports custom templates, and solves common setup pain points, turning a half‑hour task into a 30‑second operation.
Learn how to accelerate Java, Kotlin, Python, and JavaScript development in IntelliJ IDEA by mastering key shortcuts, multi-cursor editing, code completion, Find Action, VCS integration, and by installing productivity-boosting plugins such as Lombok, Rainbow Brackets, Key Promoter X, CheckStyle-IDEA, GitToolBox, and String Manipulation.
This article reviews four essential IntelliJ IDEA plugins—GitHub Copilot, SonarLint, Rainbow Brackets, and Easy Naming—detailing their core advantages, personal experiences, and how they collectively enhance coding efficiency, code quality, readability, and naming consistency for Java developers.
This article introduces a custom IntelliJ IDEA plugin that automates the creation of Maven multi‑module projects, allowing developers to generate full directory structures, pom dependencies, and configuration files with a single command, dramatically reducing setup time from minutes to seconds.
This guide shows how to use IntelliJ IDEA's diagram feature to visualize, clean up, and explore Java Servlet inheritance hierarchies, including removing irrelevant classes, viewing method details, zooming, adding related classes, and jumping directly to source code.
IntelliJ IDEA 2025.2 introduces major AI‑assisted coding upgrades, full Java 25 support, early Maven 4 compatibility, JSpecify nullability annotations, a Spring debugger, virtual‑thread debugging enhancements, and highlights a popular open‑source SpringBoot3 + Vue e‑commerce project for developers.
This guide walks you through preparing the environment, comparing traditional JAR deployment with IDEA‑plus‑Docker one‑click deployment, configuring SSH and Docker daemon, writing a Dockerfile, and setting up IntelliJ remote run configurations, culminating in a fully automated SpringBoot launch with live logs.
This article walks you through installing and configuring the CheckStyle plugin in IntelliJ IDEA, importing coding standards such as Alibaba's, running checks on Java classes, and troubleshooting common errors like missing annotations, formatting issues, and import order problems, all illustrated with screenshots.
This guide shows how to use IntelliJ IDEA’s diagram feature to view, clean up, and explore Java inheritance and interface relationships, including removing unwanted classes, displaying member details, adding related classes, and jumping directly to source code for faster backend development.
This tutorial walks you through installing the EasyCode IntelliJ plugin, creating a MySQL database, configuring IDEA’s database connection, setting up Maven dependencies and application.yml, generating entity, DAO, service, and controller code automatically, and finally running the Spring Boot project.
This guide compiles the most frequently used IntelliJ IDEA shortcuts for Windows/Linux and macOS, covering code editing, navigation, refactoring, project structure, and run/debug operations to dramatically improve development efficiency and reduce mouse reliance.
A seemingly trivial Java program that uses ConcurrentLinkedQueue runs fine normally, but throws a NullPointerException when debugged in IntelliJ IDEA because the IDE silently invokes toString, which mutates internal state, revealing hidden pitfalls of debugging and IDE configurations.
This step‑by‑step guide shows how to create an IntelliJ IDEA project, import a Java module into it, associate the module with the project, and then package the application into a JAR file using the IDE’s Project Structure and Artifacts settings.
This guide walks you through integrating Alibaba Cloud DevOps MCP service with the Lingma code generation tool to automatically create code, branches, and merge requests from work item descriptions, covering prerequisites, token setup, service addition, and execution steps.
Learn how to leverage IntelliJ IDEA's powerful debugging features—including step commands, conditional breakpoints, thread inspection, and expression evaluation—plus troubleshoot common startup errors and automatically generate serialVersionUID, providing essential techniques for Java developers to debug efficiently and resolve IDE issues.
This article walks you through the official IntelliJ IDEA Chinese documentation (2025.1), covering installation, configuration, shortcuts, project setup, code editing, building, debugging, version control, database tools, and JVM frameworks, providing a concise roadmap for Java developers.
This article introduces the official Chinese documentation for IntelliJ IDEA (version 2025.1), outlining a step‑by‑step tutorial that covers installation, configuration, shortcuts, project setup, code editing, building, running, debugging, version control, database tools, and JVM frameworks, providing Java developers with a comprehensive learning resource.
This guide explains why and how to use Maven's dependency analysis tool to detect used undeclared and unused declared dependencies, demonstrates the required commands, interprets the warnings, and outlines best‑practice timing and risk considerations for Java backend projects.
This article explains why consistent Java code style matters, reviews major industry standards such as Google and Alibaba, guides the selection and customization of a style guide, and demonstrates how to configure IntelliJ IDEA, Checkstyle, and Maven to enforce the rules throughout development.
IDEA no longer offers Java 8 when creating Spring Boot projects because it relies on Spring Initializr, which now only supports Spring Boot 3.x and Java 17+, but you can still generate Java 8‑compatible projects by switching to alternative starter services like Alibaba Cloud’s start.aliyun.com.
IntelliJ IDEA 2025.1 launches with full Java 24 support, Kotlin K2 as the default mode, and a unified JetBrains AI Assistant that adds smarter code completion, multi‑file chat editing, and cloud models like GPT‑4.1, while also delivering enhanced debugging, a revamped terminal, improved framework tools, native Gradle daemon configuration, and richer Git integration.
