We're also hopeful browsers will expose an API for accessing a list of local fonts / font metrics with the user's permission. (It's a fingerprinting issue to expose this info without the user opting in which is why browsers haven't built something like this in past.) This is gaining traction on the Chrome team, which is really exciting! https://bugs.chromium.org/p/chromium/issues/detail?id=535764...
https://help.figma.com/hc/en-us/articles/360039956894-Use-Lo...
https://help.figma.com/hc/en-us/articles/360039956774-Manage...