The editor setup is a setup that allows authors to work with intercosm objects.
It can read intercosms from files on the disk and perform various operations on them, like create new entities or record and replay simulations.

Edit me

Overview

The editor can be accessed at all times from the game’s main menu.
If you pass a path to a directory as an argument to the Hypersomnia executable,
the editor will try to open it as if through File->Open menu option.

Make sure to check out the editor’s integrated, comprehensive tutorial.
Then, check out various content creation guides here.