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Roundcube Alternatives

Roundcube Alternatives

Roundcube

Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking. Roundcube's most prominent feature is the pervasive use of Ajax technology.

Best Open Source Roundcube Alternatives

Want a really good Roundcube alternative? Take a look at these popular alternatives if you're hunting for software similar to Roundcube. Let's take a quick peek at some comparison that highlight your device and platform.

Mailpile

Mailpile

FreeOpen SourceLinuxWebSelf-HostedOpenPGP

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and...

Features:

  • Encrypted Email
  • POP3 Support
  • Web-Based
Rainloop

Rainloop

FreeOpen SourceWebSelf-HostedNextcloudJavaScriptPHPCloudron

Simple, modern & fast web-based email client. Modest system requirements, decent performance, simple installation and upgrade, no database required. All these make...

Features:

  • Encrypted Email
  • Email Server
Kolab Community

Kolab Community

FreemiumOpen SourceLinuxWebSelf-Hosted

Kolab Groupware is a secure, scalable, reliable, flexible, full-featured collaboration suite.

Features:

  • CalDAV
  • CardDAV
  • Real time collaboration
  • Support for WebDAV
mailcow: dockerized

mailcow: dockerized

FreeOpen SourceLinux

mailcow is a mail server suite based on Dovecot, Postfix, SOGo, Rspamd and other open source software, that provides a modern Web UI for administration.

Features:

  • Email Server
  • ActiveSync
  • Modular System
  • Self hosted mail
  • Support for Docker
  • Email Server
SOGo

SOGo

FreemiumOpen SourceLinuxWebThunderbirdCloudron

SOGo is groupware server with a focus on scalability and open standards. SOGo provides a rich AJAX-based Web interface and supports multiple native clients through...

Features:

  • CalDAV
  • CardDAV
  • Support for Multiple Users
  • Scheduling
hMail Server

hMail Server

FreeOpen SourceWindows

hMailServer is a free e-mail server for Microsoft Windows. Its used by Internet service providers, companies, governments, schools and enthusiasts in all parts of the...

Features:

  • Convert images to PDF
  • Support for IMAP
  • Email Server
  • POP3 Support
  • SMTP
  • SMTP integration
Horde

Horde

FreeOpen SourceWebSelf-Hosted

Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks and notes with the standards...

iRedMail

iRedMail

FreemiumOpen SourceLinuxBSDSelf-Hosted

A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64...

Mail-in-a-box

Mail-in-a-box

FreeOpen SourceSelf-HostedRoundcube

Take back control of your email with this easy-to-deploy mail server in a box. Mail-in-a-Box turns a fresh cloud computer into a working mail server. You get contact...

Features:

  • Email Server
  • Support for IMAP
  • Nextcloud integration
  • Security & Privacy
Isotope Mail Client

Isotope Mail Client

FreeOpen SourceMacWindowsLinuxWebSelf-HostedKubernetesDockerOpenShift

Microservice based webmail client built with ReactJS and Spring. Minimalistic webmail client which currently has the main features of any other mail client (read...

Features:

  • Autocompletion
  • Support for Docker
  • Dockerized
  • Drag n drop
  • Email Server
  • No database needed
  • Rich text editing
  • Web-Based

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