https://ucs-detect.readthedocs.io/results.html
It's not at the lowest granularity though.
https://news.ycombinator.com/item?id=37957397
The first line of the site suggests otherwise.
Glyph support is typically left to the system font stack, but positioning and hence cursor movement needs to be handled by the terminal emulator.
joshka•2mo ago
djoldman•2mo ago
https://ucs-detect.readthedocs.io/results.html
It's not at the lowest granularity though.