Top Alternatives to Xamarin Studio

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.

Code::Blocks is a powerful, free, open-source integrated development environment (IDE) designed for C, C++, and Fortran programming. It offers extensive features for coding, debugging, and building applications across multiple operating systems, catering to both beginners and experienced developers.

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.

Lazarus is a powerful, free, and open-source visual IDE for rapid application development with Free Pascal. It provides a Delphi-like experience for creating cross-platform native applications across various operating systems.

PyCharm is a powerful, cross-platform Integrated Development Environment (IDE) specifically designed for Python developers. It offers intelligent coding assistance, a wide range of developer tools, and deep integration with various development workflows, making it ideal for everything from small scripts to large-scale web applications.

SharpDevelop (#develop) is a robust, open-source Integrated Development Environment (IDE) tailored for the .NET Framework, Mono, Gtk#, and Glade# platforms. It provides a comprehensive suite of tools for developers, offering a viable and free alternative to commercial IDEs.

Bloodshed Dev-C++ was a robust free IDE for C and C++ programming in Windows. It provided a complete development environment with compiler, debugger, and editor, commonly used by students and enthusiasts.

KDevelop is a powerful, free, and open-source Integrated Development Environment (IDE) designed for Unix-like systems, Windows, and macOS. It offers a robust set of features for a wide range of programming languages, including C++, Python, PHP, and more, making it a versatile tool for software developers.

PhoneGap, powered by Apache Cordova, is a popular open-source mobile development framework enabling developers to build cross-platform mobile applications using standard web technologies like HTML, CSS, and JavaScript.

CodeLite is a free, open-source, and cross-platform Integrated Development Environment (IDE) designed specifically for C, C++, PHP, and JavaScript (Node.js) development. It provides a feature-rich environment to streamline the coding process for these languages.

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.

Orwell Dev-C++ is a free, portable, and lightweight Integrated Development Environment (IDE) specifically designed for C and C++ programming. It provides a comprehensive set of tools including a compiler, debugger, and code editor, making it an accessible option for beginners and experienced developers alike. Its portability allows developers to carry their development environment on a USB drive.

Anjuta is a versatile integrated development environment (IDE) designed for the GNOME desktop environment, offering a comprehensive suite of tools for software development.

Apache Cordova is an open-source mobile application development framework that allows developers to build cross-platform mobile apps using standard web technologies like HTML, CSS, and JavaScript. It acts as a wrapper around web content, providing access to native device features through plugins, enabling the deployment of a single codebase across multiple mobile platforms like Android and iOS.

B4X is a comprehensive suite of rapid application development IDEs designed for creating native, multi-platform applications for iOS, Android, Windows, Mac, Linux, and the web. It simplifies the development process by providing intuitive visual designers, a powerful language similar to Visual Basic, and access to native libraries without requiring complex native code.

Nvu is a discontinued, open-source WYSIWYG HTML editor. Based on the Mozilla Application Suite's Composer component, it provided a simple visual interface for creating web pages without needing extensive coding knowledge. It was a popular choice for beginners and non-programmers for basic website creation.

RAD Studio is a comprehensive integrated development environment (IDE) for building native applications across multiple platforms including Windows, macOS, iOS, Android, and Linux. It supports development with both Delphi (Object Pascal) and C++.

Projucer is a powerful IDE and project management tool for C++ developers, particularly those working with the JUCE framework. It simplifies the creation, management, and deployment of cross-platform audio and plugin applications.

Appcelerator Titanium is a powerful open-source framework designed for building native mobile applications from a single JavaScript codebase. It enables developers to leverage their existing web development skills to create high-performance, truly native user experiences across iOS and Android devices.

NuSphere PhpED is a robust integrated development environment (IDE) specifically tailored for web development with strong support for PHP, HTML, CSS, and JavaScript. It provides a comprehensive suite of tools for writing, debugging, and deploying web applications efficiently.

Editra is a robust, cross-platform text editor designed with developers in mind. It's open-source, highly customizable through plugins, and features essential tools for coding like syntax highlighting, code completion, and an embedded terminal.

WeBuilder is a versatile web development editor designed for creating and managing code across various languages including HTML, CSS, JavaScript, PHP, ASP, Ruby, and Perl. It offers a comprehensive suite of tools for efficient coding, debugging, and site management.

phpDesigner is a comprehensive and portable Integrated Development Environment (IDE) meticulously crafted for efficient and streamlined web development, with a strong focus on PHP, HTML5, CSS3, and JavaScript.

Ultimate++ is a C++ cross-platform rapid application development framework designed to maximize programmer productivity. It includes a feature-rich IDE and a tightly integrated set of libraries, enabling efficient development of sophisticated desktop applications across multiple operating systems.

Microsoft Expression Blend, now integrated into Visual Studio as Blend for Visual Studio, is a powerful user interface design tool primarily used for creating visually stunning interfaces for desktop and web applications using XAML and HTML.

GNOME Builder is a modern, powerful, and user-friendly Integrated Development Environment (IDE) designed specifically for the GNOME desktop. It offers a comprehensive suite of tools for developing applications, websites, and other projects, with a strong focus on simplicity and integration within the GNOME ecosystem.

CodeTyphon is a comprehensive Pascal programming environment designed for rapid application development across multiple platforms. It extends the capabilities of Lazarus and Free Pascal, offering a rich set of tools for building native, visual, and cross-platform applications for various operating systems, including Windows, Linux, macOS, and Android.

kodeWeave is a versatile, portable HTML/CSS/JavaScript playground and IDE. It allows developers to write, test, and debug web code directly within the application, offering features like live preview, syntax highlighting, and support for various frameworks.