Top 9 Open-Source Alternatives to Baïkal

Product categories

Email Email Clients Email Management Email Service Provider Enterprise Communication Network & Admin Open Source SMTP Server Self-hosted Email

Summary

The top open-source alternatives to Baïkal are Radicale, SOGo, and Xandikos. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Radicale Landing Page
1

Radicale

The Radicale Project is a complete CalDAV (calendar) and CardDAV (contact) server solution.
Pricing:
- Open Source
#Email #Email Clients #Network & Admin 15 social mentions
SOGo Landing Page
2

SOGo

SOGo is groupware server with a focus on scalability and open standards.
Pricing:
- Open Source
#Email #Email Clients #Self-hosted Email 1 social mentions
Xandikos Landing Page
3

X

Xandikos

Lightweight CalDAV/CardDAV server on top of Git.
Pricing:
- Open Source
#Network & Admin #Email #Email Clients
Roundcube Landing Page
4

Roundcube

Web-based IMAP email client
Pricing:
- Open Source
#Email #SMTP Server #Email Clients 16 social mentions
iRedMail Landing Page
5

iRedMail

A fully fledged, free email server solution, an open source project (GPL v2).
Pricing:
- Open Source
#Email #SMTP Server #Self-hosted Email 2 social mentions
Rainloop Landing Page
6

Rainloop

RainLoop is a web based email client.
Pricing:
- Open Source
#Email #Email Clients #Email Management
mailcow Landing Page
7

mailcow

An open source mailserver suite.
Pricing:
- Open Source
#Email #Self-hosted Email #Email Service Provider 82 social mentions
Mailpile Landing Page
8

Mailpile

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features.
Pricing:
- Open Source
#Email #Email Clients #Email Management
Mail-in-a-box Landing Page
9

Mail-in-a-box

Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.
Pricing:
- Open Source
#Email #Self-hosted Email #Email Service Provider 115 social mentions