Tooling for a new project - choices, choices, choices...

Here's the front-end development stack that I'm leaning towards for a new build that I'm contemplating (at this specific momement):

Today, it's looking like Facebook is winning my attention on open source projects - not sure why this is. I'm still interested in Google's Angular, but am feeling like jumping into that ecosystem might feel a little locked in- React may feel like the same thing, but I guess I'll see...