Thunderbird Alternatives for Linux

There are many alternatives to Thunderbird for Linux if you are looking for a replacement. The best Linux alternative is Claws Mail, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Thunderbird and many of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Thunderbird are Evolution, SeaMonkey, Geary and Betterbird.

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Thunderbird alternatives are mainly Email Clients but may also be Calendar Apps or RSS Readers.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Thunderbird.
Thunderbird iconThunderbird
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Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.

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Thunderbird alternatives page was last updated Nov 4, 2024
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  1. LucaMail icon
    LucaMail icon

    LucaMail

     9 likes
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    LucaMail is an open source, cross-platform email client. LucaMail is developed to provide cross-platform alternative to Email Clients that are really exists. LucaMail focuses on modern technologies as well as maintaining a user-friendly UI.

    74 LucaMail alternatives
    LucaMail screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux

    LucaMail Features

    1.  Dark Mode
    2.  IMAP Support
    LucaMail screenshot 1
    LucaMail screenshot 2
    +5
    LucaMail screenshot 3
    Discontinued

    Repository marked as archived as of Dec 24, 2022. No new releases since May 26, 2022.

    LucaMail iconThunderbird Icon

    LucaMail VS Thunderbird

    Is LucaMail a good alternative to Thunderbird?
     
    Comments about LucaMail as an Alternative to Thunderbird
     
    sp4mmed

    The lack of POP support means this is useless for my purposes. Since Thunderbird DOES support POP this means LucaMail is NOT an alternative.

    Negative comment •Oct 7, 2022
    -1
    Thunderbird Icon
    LucaMail icon
    • LucaMail is Free and Open SourceThunderbird is also Free and Open Source
  2. Zimbra Desktop icon
    Zimbra Desktop icon

    Zimbra Desktop

     32 likes
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    The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts, files and documents in the cloud, yet having them locally accessible when on the road.

    57 Zimbra Desktop alternatives
    Zimbra Desktop screenshot 1

    License model

    • Free Personal • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux

    Zimbra Desktop Features

    1.  Email checker
    Zimbra Desktop screenshot 1
    Calendar
    +3
    Zimbra Desktop screenshot 3
    Zimbra Desktop iconThunderbird Icon

    Zimbra Desktop VS Thunderbird

    Is Zimbra Desktop a good alternative to Thunderbird?
     
    Comments about Zimbra Desktop as an Alternative to Thunderbird
     
    michael111

    tried it over a few weeks, all you need for office users

    Positive comment •Apr 15, 2019
    0
    Guest

    This one goes beyond the features and qualities of Thunderbird which is the very reason I am looking for an alternative!

    Positive comment •Dec 25, 2016
    -4
    Thunderbird Icon
    Zimbra Desktop icon

    • Most users think Zimbra Desktop is a great Thunderbird alternative.

    • Zimbra Desktop is Free Personal and ProprietaryThunderbird is Free and Open Source
  4. aerc icon
    aerc icon

    aerc

     8 likes
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    aerc is an email client that runs in your terminal. It's highly efficient and extensible, perfect for the discerning hacker.

    50 aerc alternatives
    HTML support

    License model

    • Free • Open Source

    Application type

    Platforms

    • Linux
    Main screen

    Top aerc Features

    1.  Multiple Account support
    2.  Command line interface
    3.  Dark Mode
    4.  Lightweight
    5.  Support for Themes
    6.  Support for scripting
    7.  Ad-free
    8.  Portable
    9.  GPG Encryption
    10.  Works Offline
    11.  Privacy focused
    12.  PGP Encryption
    aerc iconThunderbird Icon

    aerc VS Thunderbird

    Is aerc a good alternative to Thunderbird?
     
  5. TypeApp icon
    TypeApp icon

    TypeApp

     28 likes
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    TypeApp is an all-free, beautifully designed, universal email app, capable of managing unlimited number of mail accounts from various providers, allowing for smart push notifications while enabling personalization across multiple email accounts.

    60 TypeApp alternatives
    TypeApp screenshot 1

    License model

    • Free Personal • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Android Wear
    • Kindle Fire
    TypeApp screenshot 1
    TypeApp screenshot 2
    +6
    TypeApp screenshot 3

    TypeApp Features

    1.  Unified inbox
    2.  Email Organizer
    3.  Privacy focused
    4.  Multiple Account support
    5.  Live Push Notifications
    6.  Exchange
    TypeApp iconThunderbird Icon

    TypeApp VS Thunderbird

    Is TypeApp a good alternative to Thunderbird?
     
    Comments about TypeApp as an Alternative to Thunderbird
     
    Guest

    Professional looking interface, options available at a swipe of the finger tip. Very slick app.

    Positive comment •Jun 20, 2017
    2
    Thunderbird Icon
    TypeApp icon

    • Most users think TypeApp is a great Thunderbird alternative.

    • TypeApp is Free Personal and ProprietaryThunderbird is Free and Open Source
    • TypeApp is Privacy focusedThunderbird is not according to our users
  6. sup icon
    sup icon

    sup

     13 likes
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    Sup is a console-based email client for people with a lot of email. It supports tagging, very fast full-text search, automatic contact- list management, custom code insertion via a hook system, and more.

    49 sup alternatives
    search & results

    License model

    • Free • Open Source

    Application types

    Platforms

    • Linux

    sup Features

    1.  Multiple Account support
    2.  Command line interface
    3.  Console-based
    4.  IMAP Support
    sup iconThunderbird Icon

    sup VS Thunderbird

    Is sup a good alternative to Thunderbird?
     
  7. Orbit Communicator icon
    Orbit Communicator icon

    Orbit Communicator

     Like this app
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    Orbit Communicator is a client server application that's designed to be deployed locally on your desktop machine. It currently provides an integrated email / calendaring experience based on external IMAP mail sources.

    7 Orbit Communicator alternatives
    Email with attachment browser

    License model

    • Free • Proprietary

    Application types

    Platforms

    • Mac
    • Linux
    • Self-Hosted
    Calendar
    Assets in action

    Top Orbit Communicator Features

    1.  Decentralized
    2.  Spam Filter
    3.  No registration required
    4.  Mail Filtering
    5.  Reminders
    6.  Email Organizer
    7.  No Tracking
    8.  Multiple Account support
    9.  Sync with Google Calendar
    10.  Recurring Tasks
    11.  Privacy focused
    12.  Ad-free
    Orbit Communicator iconThunderbird Icon

    Orbit Communicator VS Thunderbird

    Is Orbit Communicator a good alternative to Thunderbird?
     
  9. Pantheon Mail icon
    Pantheon Mail icon

    Pantheon Mail

     10 likes
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    Pantheon Mail is a free open source email client forked by the elementary OS community from Geary .

    49 Pantheon Mail alternatives
    Pantheon Mail screenshot 1

    License model

    • Free • Open Source

    Application type

    Platforms

    • Linux
    • elementary OS

    Pantheon Mail Features

    1.  Multiple Account support
    Discontinued

    Latest version 1.0.6 was released 2017-08-24.

    Pantheon Mail iconThunderbird Icon

    Pantheon Mail VS Thunderbird

    Is Pantheon Mail a good alternative to Thunderbird?
     
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