13 votes
Accepted

Desktop email client alternative to Thunderbird

If you're looking for an email client that can handle a high volume of emails, then I would say Microsoft Outlook Microsoft Outlook (Desktop not the web app) Features: Not a fork of Mozilla ...
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  • 7,494
12 votes

Email client that supports Markdown?

Airmail.app supports Markdown editing with side-by-side preview. Markdown can be activated per-account as the default, or per-email through a single click in the composer. As far as I know, it's a ...
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11 votes
Accepted

Open-Source Webmail Client Alternative to Gmail

When looking for "complete packages", iRedMail and Kolab are the obvious "master candidates". I've investigated both of them for my own use, but like you found Kolab a bit "overkill" (especially as I ...
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  • 18.4k
7 votes

Client for reading several big mailing lists

I suggest you have a look at mutt. It's a text-based mail reader by design, which when coupled with a text editor, a sorting mail delivery agent and in past versions a mail transfer agent (for both ...
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  • 490
7 votes

Client for reading several big mailing lists

I use Claws Mail for both my regular E-Mail and my Mailinglists as well. As you can see in the following image it allows horizontal scrolling: This image also shows the embedded body viewer on the ...
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  • 3,010
6 votes
Accepted

Windows email client with dark theme

Thunderbird has thousands of themes, of which some are dark, and you can easily tweak the background and text colours yourself.
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6 votes

Email client that supports Markdown?

My favourite email client is MailMate. It follows a keyboard-centric approach and provides native Markdown support with live preview. Give it a try!
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  • 161
5 votes

Email Client: UNIX-Style, script-able, fully featured Linux

Mutt is a very good terminal-based email client, which you can setup to use Vim as the default editor. It's got an address book and the features you want. I've used it for Gmail, and now Fastmail with ...
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  • 1,606
4 votes
Accepted

E-mail client with focus on managing multiple accounts

I can recommend Thunderbird. It’s a cross-platform (GNU/Linux, Mac OS X, Microsoft Windows), Free/Libre Open Source, gratis available email client from Mozilla. Multiple accounts Managing ...
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  • 7,769
4 votes
Accepted

Email client that handles arbitrary addresses

I think that the well-known Thunderbird is a good solution for these requirements. Thunderbird is Free Open-Source Software and available for Windows, OS X, Linux, BSD etc. One-click or shortcut key &...
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  • 426
4 votes
Accepted

Android email client, similar to Thunderbird

K-9 mail is what I would personally suggest. I've not used it myself, but it's very popular among the open-source community because it's one of the few options on Android that properly supports plain-...
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3 votes

Alternative to Gmail when traveling to mainland China

The Great Chinese Firewall blocks only connections which it can interpret. If you have an encrypted VPN tunnel, it can't interpret that and thus it doesn't block. In your case I would let my home PC ...
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  • 782
3 votes
Accepted

Import Emails without pop3 or smtp or imap

Without an IMAP or POP3 it is not possible to import a remote mailbox automatically using a generic program. However It may be possible to write one that recursively goes through the entire webmail ...
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  • 426
3 votes
Accepted

Alternative to Gmail when traveling to mainland China

This worked me a few weeks ago: I ran Teamviewer on my pc back home and logged into it to check the mail using my home PC to grab it. This has the added advantage that you don't have to change your ...
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3 votes

Email client that supports Markdown?

This isn't a mail client, but it's a nice solution that will enable Markdown in any Cocoa environment capable of displaying rich text (in addition to tons of other features to assist those who use ...
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  • 131
3 votes
Accepted

A mail client like Windows 10 Mail for all operating systems

Nylas N1 is the extensible, open source mail app. It has a Dark Mode built in, a "Two Panel" layout and is extensible. It runs on Windows, OS X, Linux (.deb and .rpm) available. The messages are ...
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  • 155
3 votes
Accepted

Need replacement for Windows Live Mail

I have been using Mozilla's Thunderbird email client for years. It works quite happily on Windows 10, running different accounts connecting to various servers, POP3 and IMAP. The range of features ...
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  • 1,738
3 votes

Free, portable, Windows email client with auto-correct spelling

Portable Apps has a portable version of Thunderbird that should do the job nicely. Gratis - Yes Windows (10) - Yes & 7/8 Support Multiple email addresses/accounts - Yes Plays well with GMail and ...
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3 votes

Email client with setting sync

Syncing in both directions is one of the key features of the IMAP protocol for arbitrary folders. For example in Thunderbird you can additionally define the synchronization options per account and ...
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  • 426
3 votes
Accepted

Windows free email client which can change custom fonts

Thunderbird, which is available for Windows, OS X and Linux, is free software and you can set the default font settings in the settings like here: You can also disallow messages to use other fonts, ...
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  • 426
2 votes

Email client that supports Markdown?

MailMate fan here as well. For all those geeks obsessed with Markdown and keyboard navigation Comes with some really cool search features. A very detailed review including exclusive features MailMate ...
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2 votes

Email Client: UNIX-Style, script-able, fully featured Linux

Easy - learn some python - the included libraries give you SMTP, POP3 & IMAP4 plus decoders for a lot of formats - throw in wxPython for any GUI needed and you are away. All of it can be ...
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2 votes
Accepted

Free webmail server application to monitor multiple IMAP accounts

OwnCloud has a plugin called Mail which provides a web-interface to multiple IMAP accounts. It's far from perfect in its current state (issues with formatting when replying/forwarding), and it locks ...
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2 votes
Accepted

Outlook 2007: what is the ultimate organizing add-on?

If it wasn't for cost I would recommend Outlook 2010/2013 as they have the conversational view built-in, with ClearContext for filing. This would of course support PGP and you would still be able to ...
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  • 917
2 votes

A mail client like Windows 10 Mail for all operating systems

You could try Thunderbird in the "Vertical View" Mode - I have mine set to a dark theme but there are lots available. Free, Gratis & Open Source Cross Platform OS-X, Windows & Linux ...
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2 votes

A Good Alternative for Gmail Offline?

Can I suggest taking a look at MailPile - it is early days yet but looks promising. Free, Gratis & Completely Open Source Cross Platform Is obviously compatible with Gmail (I know most are, but ...
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2 votes

Leave gmail to a desktop client

Since you have mentioned that "Thunderbird" was slow, I have used "Mailspring" It is lightweight, good looking, has calendar Integration support and you can personalise the tool up-to a certain level....
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  • 31
2 votes

Email client for visually impaired on Windows 10

Thunderbird is no perfect choice either, but it offers some accessibility features out of the box. I can't test it on Windows, but it should all lead to similar results. Increasing the font size: ...
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  • 426
1 vote

Email client to handle gigabytes of mail efficiently

I don't know if you would be open to this approach, but try getting a new email account from FastMail. Their web, iOS and Android clients are extremely efficient at handling large mailboxes, in my ...
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