WebStorm - The smartest JavaScript IDE
Visual Studio Code - Build and debug modern web and cloud applications, by Microsoft
RubyMine - Cross-platform IDE for productive Ruby & Rails development.
Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.
Now Platform - Get native platform intelligence, so you can predict, prioritize, and proactively manage the work that matters most with the NOW Platform from ServiceNow.
Vim - Highly configurable text editor built to enable efficient text editing