This seems to be part of an ecosystem. But I'm not sure what are the advantages. What does ftd do better than markdoc and what can it do that markdoc can't?
The key difference is that ftd is a single full stack language. You can make api calls, write custom functions, build components, use components etc etc.
A language designed for authoring. But still powerful enough (one day, it’s work in progress) that you can build most UI in it.
A language designed for authoring. But still powerful enough (one day, it’s work in progress) that you can build most UI in it.