You definitely can, so long as you use Postgres you should be able to use Zero (as of now they have a few limits on column data-types as well).
Also - One is not tied to Zero, you can use One for just about any web/native project and bring any libraries you want, we just are making it nice if you follow a certain path.
Also - One is not tied to Zero, you can use One for just about any web/native project and bring any libraries you want, we just are making it nice if you follow a certain path.