At Fenway, I've used Microsoft’s Visual Studio Code to create web applications using the MERN stack, but with all of the functionality VS Code provides, it is capable of supporting a wide variety of technology stacks. What exactly is Visual Studio Code?
VS Code is a customizable, lightweight source code editor that feels like an IDE. It is exceptionally quick, meaning search results come back fast and there isn't any lag when switching between files and folders. It also has a fast start-up time compared to the traditional IDE.
Learn more at https://code.visualstudio.com/