Category icons could improve the visual appearance and usability of this forum, especially once the migration introduces a much larger number of categories. Displaying flags for country-level categories was already mentioned as a possibility and would be a good example use case.
At the moment, we use Unicode characters/emojis to achieve a similar effect for some categories, such as “ This forum issues and requests” and “ New category requests”. This is a decent approximation. However, this causes the symbol to be included even in contexts where a purely textural rendidion of the category title might be more appropriate.
Should we support this properly? There appears to be at least one relevant Discourse plugin: