Only a few characters from the Unicode Latin Extended Additional range are currently implemented: these are the characters most likely to be of interest to medievalists.
| LATIN EXTENDED ADDITIONAL | ||
| Character | Unicode | Description |
| Ḡ | 1E20 | G with macron |
| ḡ | 1E21 | g with macron |
| Ẏ | 1E8E | Y with dot |
| ẏ | 1E8F | y with dot |