Ultimate++ Alternatives for Mac OS X

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.

Qt is a powerful cross-platform framework designed for developing native applications with intuitive user interfaces. It enables developers to write code once and deploy it across multiple operating systems including desktop, mobile, and embedded systems. With a focus on productivity and performance, Qt provides a comprehensive set of tools and libraries for building robust and engaging applications.

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.

MonoDevelop, now integrated into Xamarin Studio, is a versatile open-source integrated development environment supporting multiple languages and platforms, including C#, F#, .NET, and web development with extensive debugging capabilities.

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.

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.

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

Electron is an open-source framework that allows developers to build desktop applications using familiar web technologies like JavaScript, HTML, and CSS. It combines the Chromium rendering engine and the Node.js runtime, enabling the creation of cross-platform desktop GUI applications with web development skills.

Free Pascal Compiler (FPC) is a robust and versatile compiler for Pascal and Object Pascal, distributed under the GNU GPL. It supports numerous platforms and architectures, enabling developers to create a wide range of applications from console tools to cross-platform GUI applications.

Eric is a powerful, feature-rich integrated development environment (IDE) primarily designed for Python and Ruby development. Written in Python, it offers extensive capabilities for code editing, debugging, project management, and more, making it suitable for developers of all levels.