Syncthing solves the markdown sync issue for me flawlessly on every platform. You can always use Dropbox or any other plain old file sync service too (OneDrive

Syncthing solves the markdown sync issue for me flawlessly on every platform. You can always use Dropbox or any other plain old file sync service too (OneDrive, NextCloud, etc.). At the end of the day it's just a bunch of files so you can use anything--sftp, rsync, xmodem over dialup... it's just files.