Alternatives to Roundcube for Self-hosting with any license

Rainloop

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

Free Open Source Self-Hosted JavaScript PHP Cloudron
Encrypted email Add a feature

40 Like
- PHP based and customizable more than roundcube, more modern ui Guest • Sep 2017 • 0 agrees and 1 disagrees
Mailpile

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...

Free Open Source Mac Windows Linux Web Self-Hosted ... OpenPGP
POP3 Support Add a feature

100 Like
- Mailpile is single-user (personal) environment Guest • 5 days ago
Kolab Community

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

Free Open Source Linux Web Self-Hosted
CalDAV CardDAV Real time collaboration Support for WebDAV Add a feature

36 Like
Horde

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

Free Open Source Web Self-Hosted
CalDAV Add a feature

24 Like
Squirrelmail

SquirrelMail is a standards-based webmail package written in PHP. It includes built-in pure PHP support for the IMAP and SMTP protocols, and all pages render in pure...

Free Open Source Self-Hosted PHP
On-premises software Add a feature

23 Like
iRedMail

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...

Free Open Source Linux BSD Self-Hosted
No features added Add a feature

16 Like
Webmail Lite

Open Source WebMail Lite is a free community edition of full-featured WebMail Pro server application intended for users who need a clean and simple web mail...

Free Open Source Web Self-Hosted
No features added Add a feature

15 Like
NeutronMail

Self-hosted server for the ProtonMail client.

Free Open Source Web Self-Hosted
End-to-end encryption Add a feature

7 Like
Mail-in-a-box

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...

Free Open Source Self-Hosted ownCloud Roundcube
No features added Add a feature

10 Like
CacoCloud

A simple, fast and secure PHP/AngularJS based single user feed and mail reader, password and bookmark manager. CacoCloud is divided into a RESTful PHP backend storing...

Free Open Source Self-Hosted AngularJS
No features added Add a feature

9 Like
- Discontinued The project is no longer developed. Last version, 0.1.1, released in February 2015, can be still downloaded from the official website.
Cypht

All your E-mail, from all your accounts, in one place. Cypht is like a news reader, but for E-mail. Cypht does not replace your existing accounts - it combines them into...

Free Open Source Self-Hosted
Built-in RSS reader End-to-end encryption Modules POP3 Support Add a feature

4 Like
Modoboa

Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface . It provides useful components such as an administration panel or...

Free Open Source Linux Self-Hosted
Modular System Add a feature

5 Like
PrivMX WebMail

Alternative, self-hosted private mail system. End-to-end encryption for messages and attachments. Easy to install and administration. Allows also to create end-to-end...

Free Self-Hosted PHP
End-to-end encryption Add a feature

1 Like