The last screenshot shows a single source file having multiple themes applied, one being a manuscript theme.
The editor integrates variables in an external file so that if I want to change a character's name, I can do so in one place. Even diagrams (e.g., family tree) are updated.
https://dave.autonoma.ca/blog/2019/05/22/typesetting-markdow...
Or the editor I wrote for this very purpose:
https://keenwrite.com/screenshots.html
The last screenshot shows a single source file having multiple themes applied, one being a manuscript theme.
The editor integrates variables in an external file so that if I want to change a character's name, I can do so in one place. Even diagrams (e.g., family tree) are updated.