Font Forum

Will be very useful and will allow controlling a multilingual project to get the most out of it!
If there was an option of adding text boxes, for entering different languages - one next to the other.
and examine how the typographic color functions.

You can also add a color palette to examine the text in a negative (this is also useful)

Doesn't the Preview Panel already do this? It is just a matter of adding text strings for each language, then switching between them using the drop list.

When working on a multilingual project, it is very convenient and productive (and also saves a lot of time) to examine texts from one language at the same time next to the other, at the moment it is not possible

This is software for designing glyphs, it's not InDesign.
(Although many times I draw vectors in Font Creator and not in Illustrator because Font Creator supports square and cubic Bezier curves).