alt Hacker NewsUnfortunately, Tilemaker hasn't planned or cannot plan to support MLT in the medium-term.
That will leave a significant part of the community out of this transition.
See this interesting (and quite heated) discussion : https://github.com/systemed/tilemaker/issues/856
You can always convert after the fact. Just go from MVT to MLT. There's a Java based program in the repo.