There are many alternatives to Zimbra Desktop for Linux if you are looking for a replacement. The best Linux alternative is Thunderbird, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to Zimbra Desktop and many of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Zimbra Desktop are Evolution, Falkon, Mailspring and Claws Mail.
Cross-platform email client supporting multiple identities, chat, and strong filtering. Extend functionality with add-ons like RSS/Atom feed readers and PGP support.
Evolution is a personal information management application that provides integrated mail, calendaring, address book and task list functionality.
Falkon, formerly QupZilla, is a QtWebEngine based cross-platform web browser.
It aims to be a lightweight web browser available through all major platforms.
Falkon has all standard functions you expect from a web browser. It includes bookmarks, history (both also in sidebar).
Boost your productivity and send better email with Mailspring, a beautiful, fast email client for Mac, Windows, and Linux. Mailspring is free to use and an optional pro version adds read receipts, send later, reminders and more.
Email and news client on GTK+ foundation featuring quick performance, extensible plugins, secure protocols, advanced filtering, strong folder and contact management, lightweight design, powerful search, customizable interface, multi-language support, and encryption.
Iridium Browser is a free, open, and libre browser modification of the Chromium code base, with privacy being enhanced in several key areas.
Mutt is a small but very powerful text-based mail client for Unix operating systems. Some of its features are: color support, message threading, MIME support (including RFC2047 support for encoded headers), PGP/MIME (RFC2015), various features to support mailing lists, including...
Slimjet is a fast, smart and powerful web browser based on the Blink engine. It is built on top of the Chromium open source project, on which Google chrome is also based. Slimjet integrates a lot of powerful and convenient features to help users maximize their online...
KMail is the email component of Kontact, the integrated personal information manager of KDE. Kontact is a personal information manager and groupware software suite for KDE. It supports calendars, contacts, notes, to-do lists, news, and email.
aerc is an email client that runs in your terminal. It's highly efficient and extensible, perfect for the discerning hacker.
Tunnel is a simplistic, minimalist web browser based on the principle that even if you don't use the internet very often, using Tunnel is probably still not a very good idea. It is one of the premier browsers for downloading other browsers, continuing the longlasting legacy...
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Zimbra-Desktop is not a web browser, which is what Falkon is.