BlueJ Alternatives & Competitors

Eclipse is an open source community, whose projects are focused on building an open development platform comprised of extensible frameworks, tools and runtimes for building, deploying and managing software across the lifecycle.

Key Eclipse features:

Rich Plugin Ecosystem Open Source Cross-Platform Support Mature and Stable

NetBeans IDE 7.0. Develop desktop, mobile and web applications with Java, PHP, C/C++ and more. Runs on Windows, Linux, Mac OS X and Solaris. NetBeans IDE is open-source and free.

Key Netbeans features:

Open Source Modular Architecture Multi-Language Support Strong Java Support

Open Source

Randomly.online is a growing collection of fast, privacy-friendly online tools for developers, creators - image tools, students, and everyday users, including text tools, calculators, converters, PDF utilities, SEO tools, and productivity solutions.

Key Randomly.online features:

PDF tools Image Tools Text tools Calculators

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Capable and Ergonomic IDE for JVM.

Key IntelliJ IDEA features:

Intelligent Code Completion Powerful Refactoring Integrated Version Control Rich Plugin Ecosystem

Xcode is Apple’s powerful integrated development environment for creating great apps for Mac, iPhone, and iPad. Xcode 4 includes the Xcode IDE, instruments, iOS Simulator, and the latest Mac OS X and iOS SDKs.

Key Xcode features:

Integrated Development Environment Interface Builder Swift and Objective-C Support Simulator

The world’s most powerful open-source web development IDE just got better. Rebuilt from the ground-up. It's now much faster, customizable and includes new features to help you be more productive.

Key Aptana Studio features:

Integrated Development Environment (IDE) Open Source Language Support Git Integration

Open Source

Cloud workspaces for development teams.

Key Codenvy features:

Cloud-based Environment Collaboration Features Integrated Development Tools Scalability

Professional IDE for PHP and Web Developers.

Key PhpStorm features:

Advanced Code Editor Built-in Debugging and Testing Tools Version Control Integration Framework Support

Python & Django IDE with intelligent code completion, on-the-fly error checking, quick-fixes, and much more...

Key PyCharm features:

Comprehensive IDE Smart Code Navigation Integrated Tools Built-in Developer Assistance

The smartest JavaScript IDE.

Key WebStorm features:

Intelligent Code Completion Built-in Developer Tools Framework Support Cross-platform

Microsoft Visual Studio is an integrated development environment (IDE) from Microsoft.

Key Microsoft Visual Studio features:

Comprehensive Development Environment Rich Feature Set IntelliSense Integration with Azure and Other Microsoft Services

Build and debug modern web and cloud applications, by Microsoft.

Key VS Code features:

Cross-platform Extensibility Integrated Git Performance

Open Source

Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware...

Key Arduino IDE features:

User-Friendly Interface Wide Community Support Extensive Library Support Cross-Platform Compatibility

Qt Creator is a cross-platform C++, JavaScript and QML integrated development environment. It is the fastest, easiest and most fun experience a C++ developer could wish for. .

Key Qt Creator features:

Cross-Platform Development Integrated Development Environment (IDE) Rich Library of Widgets Strong Community and Documentation