Thunderbird has been around since 2003, but it has stalled in recent years due to dwindling interest from Mozilla and limited funds. However, the project is now making a resurgence, and it might be worth your time to try Thunderbird.
  • @MerchantsOfMisery
    9•2 years ago

    Works great as an offline, local calendar too. I use it on my PC not for email but purely for its calendar.