It's more comparable to something like Google Polymer[0]

They can be used in conjunction with eachother[1][2], so I'd imagine the same/similar would be possible with Fast.

[0] https://en.wikipedia.org/wiki/Polymer_(library)

[1] https://www.digitalocean.com/community/tutorials/vuejs-vue-i...

[2] https://github.com/jscissr/react-polymer#readme