Allegedly, Firefox Sync is being extended to Thunderbird. https://en.wikipedia.org/wiki/Timeline_of_DOS_operating_systems https://en.wikipedia.org/wiki/Timelin

Allegedly, Firefox Sync is being extended to Thunderbird. https://en.wikipedia.org/wiki/Timeline_of_DOS_operating_systems https://en.wikipedia.org/wiki/Timeline_of_DOS_operating_syst... It's late but it's meant to be coming. I for one really want it. It will use the same accounts, but officially Thunderbird is not a Mozilla project any more, it's just sponsored by MZLA. So, what I think they can't say is: this is so it works with things other than Firefox. It already does. I'm typing in Waterfox, with bookmarks imported via Firefox Sync.