I guess it's all comes down to what one likes to grow:
pines or grapes
proprietary or open source
(all pun intended)
The feature set of the two are quite different, also the way how they are used. Here is an overview of what Pinegrow can do, including full support for Bootstrap, Foundation, plain HTML, CSS with live SASS editing, WordPress theme export and more:
https://pinegrow.com/#features
I guess it's all comes down to what one likes to grow:
pines or grapes
proprietary or open source
(all pun intended)