Visual Studio Code: This is a Microsoft product that supports a variety of different programming languages. It's robust and flexible, with many extensions available.

IntelliJ IDEA: This is an IDE specifically for Java, but also supports other languages like Kotlin, Groovy, and Scala. It has robust refactoring capabilities and strong integration with build and test tools.

Sublime Text: This is technically a text editor, not a full IDE, but its power and flexibility mean that many developers use it like an IDE. It supports a vast array of languages and has a very fast, lightweight UI.

PyCharm: This IDE is specifically for Python. It features powerful code completion, robust refactoring tools, and strong integration with Python’s many libraries and frameworks.

Atom: This is a modern, open-source code editor developed by GitHub. It supports a vast array of languages and features a built-in package manager for extending its capabilities.

Eclipse: This is a very popular, open-source IDE that primarily supports Java, but also other languages with the use of plug-ins. It has very strong refactoring capabilities and is very customizable.

NetBeans: This is another open-source IDE that supports many different languages, including Java, HTML5, PHP, and C++. It features a powerful code editor and many tools to help developers build robust, maintainable software.

Xcode: This is the premier IDE for developing applications for Apple devices, including Macs, iPhones, and iPads. It supports Swift and Objective-C.

Android Studio: This is the official IDE for Android development, based on IntelliJ IDEA. It supports Java, Kotlin and C++.

PHPStorm: A commercial, cross-platform IDE for PHP built on JetBrains' IntelliJ IDEA. Also, it provides on-the-fly code analysis, error prevention, and automated refactoring for PHP and JavaScript code.