-
The preview window is very small, basically impossible to develop on a laptop without going into the developer console and hiding some elements. Already mentioned that about a year ago here.
-
Links should be links, whether in the development window or marketplace.
-
Single page to view all monetized apps data.
-
Option to upload one zip for all views. Some apps are the same across all views. The reason is to make the user choose which view is most convenient to use. Currently, a developer will have to upload the same zip file for all views for every new version.
-
Option to have a dev url and prod url for integrations and automation development. Very easy to push a dev url to production because you forgot to change it.