Keep in mind that you shouldn't add tools to your workflow for the sake of it. While you'll see many production systems using a wide range of tools, these tools are typically used because they solved a concrete problem for the developers working on it. You should not add tools to your project unless you have a concrete problem that they can solve; none of the tools here are required.
Start with nothing, and add tools as needed. This will keep you from getting lost in an incomprehensible pile of tooling.
Typical examples: Gulp, Grunt