@Fran-Diox I’m getting the blank screen too (works fine in browser). Here’s a recap of how I went about it:
monaca create onsen-nav cd onsen-nav
Then to test it like you mentioned I pulled down the onsen navigation example from GitHub and…
npm install npm run build mv dist/* www/ cordova platform add ios --save cordova run ios --target="iPhone-6, 9.2"
Everything appears fine but then just a blank screen. I also gave it a shot with starting with
cordova create project org.foo.bar.app project instead of