unoMail Alternatives

Alternatives list

1. 

   

   mailcow: dockerized

    49 likes

   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.

   27 mailcow: dockerized alternatives

   Cost / License

   • Free
   • Open Source (GPL-3.0)

   Application typeApplication types

   • Mail Server
   • WebMail Provider

   Origin

   • Germany
   • EU

   Since

   • Since 2015

   Platforms

   • Linux
   • Self-Hosted

   • Germany
   • EU

   

   

   

   +3

   

   More about mailcow: dockerized  

   

   Good alternative?Is mailcow: dockerized a good alternative to unoMail?

    
2. 

   

   Mail-in-a-box

    23 likes

   Easy-to-deploy mail server.

   24 Mail-in-a-box alternatives

   Cost / License

   • Free
   • Open Source (CC0-1.0)

   Application type

   • Mail Server

   Origin

   • United States

   Since

   • Since 2014

   Platforms

   • Self-Hosted
   • Roundcube

   • United States

   

   More about Mail-in-a-box  

   

   Good alternative?Is Mail-in-a-box a good alternative to unoMail?

    
4. 

   

   hMail Server

    28 likes

   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 world.

   25 hMail Server alternatives

   Cost / License

   • Free
   • Open Source

   Application type

   • Mail Server

   Since

   • Since 2009

   Alerts

   • Discontinued

   Platforms

   • Windows

   

   

   More about hMail Server  

   

   Good alternative?Is hMail Server a good alternative to unoMail?

    
5. 

   

   iRedMail

    20 likes

   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 support.

   Easy, fast deployment in LESS THAN 1 MINUTE. View YouTube Video to check how easy it is.

   Works on both no.

   69 iRedMail alternatives

   Cost / License

   • Freemium
   • Open Source

   Application type

   • Mail Server

   Since

   • Since 2011

   Platforms

   • Linux
   • BSD
   • Self-Hosted

   

   More about iRedMail  

   

   Good alternative?Is iRedMail a good alternative to unoMail?

    
6. 

   

   OpenChange

    9 likes

   OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols.

   Cost / License

   • Free
   • Open Source

   Application type

   • Mail Server

   Since

   • Since 2011

   Alerts

   • Discontinued

   Platforms

   • Linux

   

   Good alternative?Is OpenChange a good alternative to unoMail?

    
8. 

   

   Mailu

    3 likes

   Mailu is a simple yet full-featured mail server as a set of Docker images. It is free software (both as in free beer and as in free speech), open to suggestions and external contributions.

   13 Mailu alternatives

   Cost / License

   • Free
   • Open Source (MIT)

   Application typeApplication types

   • Mail Server
   • WebMail Provider

   Since

   • Since 2019

   Platforms

   • Linux
   • Self-Hosted

   

   Good alternative?Is Mailu a good alternative to unoMail?

    
9. 

   

   Poste.io

    3 likes

   Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included.

   Cost / License

   • Free Personal
   • Proprietary

   Application type

   • Mail Server

   Since

   • Since 2015

   Platforms

   • Linux

   

   

   

   +3

   

   More about Poste.io  

   

   Good alternative?Is Poste.io a good alternative to unoMail?

    
10. 

    

    Mail Server Builder

     1 like

    Mail Server Builder empowers you to deploy a full-featured, unlimited self-hosted SMTP server effortlessly. Gain complete control over your email infrastructure, ensuring high deliverability and compliance without relying on third-party providers.

    Cost / License

    • Free
    • Proprietary

    Application type

    • Mail Server

    Origin

    • France
    • EU

    Since

    • Since 2025

    Platforms

    • Windows

    • France
    • EU

    

    

    

    +6

    

    More about Mail Server Builder  

    

    Good alternative?Is Mail Server Builder a good alternative to unoMail?

     
11. 

    

    Mox

     Like

    Mox is a modern full-featured open source secure mail server for low-maintenance self-hosted email.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    • Mail Server

    Since

    • Since 2025

    Platforms

    • Self-Hosted
    • Docker

    

    

    

    +7

    

    More about Mox  

    

    Good alternative?Is Mox a good alternative to unoMail?