Top Alternatives to IntelliJ IDEA

Eclipse is a powerful, open-source Integrated Development Environment (IDE) widely used for Java development, but also supporting a variety of other programming languages through its extensive plugin ecosystem. It provides a robust set of tools for coding, debugging, testing, and deployment.

Microsoft Visual Studio is a comprehensive Integrated Development Environment (IDE) designed for building a wide range of applications across various platforms. It provides a rich set of tools for coding, debugging, testing, and deploying software.

NetBeans is a free and open-source Integrated Development Environment (IDE) specifically designed for enterprise-level Java development, supporting a wide array of other languages and technologies, including PHP, C++, JavaScript, HTML, and CSS. It provides comprehensive tools for coding, debugging, testing, and deploying applications.

Aptana Studio was a robust, open-source integrated development environment (IDE) specifically designed for web development. It provided developers with a comprehensive set of tools and features to build web applications efficiently, supporting various web technologies like HTML, CSS, JavaScript, PHP, and Python.

Visual Studio Code (VS Code) is a free, open-source, lightweight yet powerful source code editor developed by Microsoft. It supports a wide range of programming languages and offers robust features like debugging, intelligent code completion (IntelliSense), built-in Git control, and an extensive ecosystem of extensions for enhanced functionality. Available for Windows, macOS, and Linux, VS Code has become a popular choice for developers across various disciplines.

Codenvy is a cloud-native developer workspace platform built on Eclipse Che, offering instant, collaborative, and secure development environments accessible through a browser. It streamlines team onboarding and enables remote development with integrated DevOps tooling.

Android Studio is the official integrated development environment (IDE) for Android app development, providing a comprehensive suite of tools to accelerate development across all Android device types. Built on JetBrains' IntelliJ IDEA, it offers world-class code editing, debugging, performance analysis, and an integrated emulator.

Xcode is Apple's integrated development environment (IDE) for macOS, providing a comprehensive suite of tools for building applications for all Apple platforms, including macOS, iOS, watchOS, and tvOS. It offers powerful features like code completion, debugging tools, and a visual interface builder.

VSCodium is a community-driven, freely licensed distribution of Microsoft's VS Code editor. It removes proprietary telemetry and tracking, providing a truly open-source alternative for developers who prioritize privacy and freedom.

Qt Creator is a powerful, cross-platform Integrated Development Environment (IDE) tailored for building applications with the Qt framework. It supports C++, QML, and JavaScript, offering a comprehensive suite of tools for designing UIs, writing code, debugging, and deploying software across various platforms.

Komodo IDE is a powerful and flexible integrated development environment designed for building dynamic web applications.

Peppermint is a lightweight and native code editor designed exclusively for macOS, offering a clean and fluid interface for developers. It focuses on providing essential features like syntax highlighting, code completion, and built-in tools for a productive coding experience.

Codeanywhere is a versatile cloud-based Integrated Development Environment (IDE) that provides developers with a complete coding environment accessible from any web browser. It supports numerous programming languages and frameworks, offering real-time collaboration, integrated tools, and cross-platform compatibility.

Caret is a robust and feature-rich text and code editor designed for the Chrome platform, offering advanced editing capabilities, syntax highlighting, and offline functionality for developers and writers.

CodeLobster PHP Edition is a free, portable IDE designed for rapid development of PHP, HTML, CSS, and JavaScript web applications. It offers robust features like smart autocompletion, an integrated debugger, and a powerful set of tools for efficient coding and debugging.

BlueJ is a free Java Development Environment designed specifically for introductory programming education. It provides a visual, interactive interface that helps beginners understand core Java concepts and program execution.

Zed was a powerful, open-source code and text editor designed for developers who prioritized keyboard-centric workflows and offline capabilities. It aimed to provide a fast, responsive editing experience with advanced features like syntax highlighting, code completion, and integrated tools.