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Top Results for Mail Server

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Rankings use category fit, feature coverage, pricing signals, public reception, and recency. Affiliate relationships do not affect scores.

0.0 - 10.0

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Best 1 Stalwart Mail Server

Stalwart is an open-source mail server software designed for reliable and secure email hosting, emphasizing privacy and control with features like end-to-end encryption and decentralized architecture.

2 Postal
Postal

Postal is a modern, Docker-based mail server solution designed for ease of use and scalability. It offers a clean and intuitive web interface, integrates seamlessly with SOGo for webmail, and provides robust spam filtering and anti-virus capabilities. Postal's focus on automation and streamlined wor...

3 HCL Domino
HCL Domino

HCL Domino is a groupware and email server platform initially developed by IBM, now maintained by HCL, offering features like messaging, collaboration tools, and database management within a secure environment.

4 MDaemon Email Server

MDaemon Email Server is an on-premise mail server application developed by MDaemon Technologies, primarily designed for Windows operating systems. The software provides businesses with essential email functionalities, including message routing, archiving, and integrated anti-spam or anti-virus prote...

5 Kerio Connect

Kerio Connect is a cross-platform mail server and groupware solution developed for small and medium-sized businesses. The platform provides integrated email, calendaring, contact management, and task sharing, allowing users to synchronize data across desktop and mobile clients using protocols like E...

6 hMailServer

hMailServer is a free, open-source email server for Microsoft Windows. It supports standard mail protocols including SMTP, POP3, and IMAP, and provides administration tools for managing domains, accounts, aliases, routing, and anti-spam controls. The software is intended for organizations and techni...

7 Kopano Groupware

Kopano Groupware is a suite of collaborative tools, including email, calendaring, and contact management, offered as an on-premises or cloud-hosted solution primarily compatible with Microsoft Exchange and other IMAP servers.

8 SmarterMail

SmarterMail is a commercial email and collaboration server developed by SmarterTools for organizations and hosting providers. Designed primarily for Windows servers, it supplies webmail, calendaring, contacts, tasks, mailing lists, filtering, and administrative controls within a self-hosted system....

9 Axigen Mail Server

Axigen Mail Server is a commercial email-server and groupware platform for businesses, service providers, and managed-service environments. It implements mail delivery and access through SMTP, IMAP, POP3, and webmail, and includes administration, filtering, mailing lists, contacts, calendars, tasks,...

10 OpenText GroupWise

OpenText GroupWise is an enterprise collaboration and email platform offering secure messaging, calendaring, and task management features, historically popular in larger organizations needing centralized control.

11 Oracle Communications Messaging Server

Oracle Communications Messaging Server is a standards-based Internet messaging server designed for high-capacity email handling by service providers and their customers. It provides the server-side foundation for receiving, storing, routing, and delivering electronic messages, with administration an...

12 CommuniGate Pro

CommuniGate Pro is an enterprise-grade unified communications platform offering email hosting alongside features like instant messaging, voice and video conferencing, and presence management for businesses.

13 MailEnable
MailEnable

MailEnable is commercial mail-server software for Microsoft Windows, developed for organizations and hosting providers that want to run email services on their own infrastructure. Its server components support SMTP for sending and receiving mail and POP3 or IMAP for mailbox access, with webmail and...

You've reached the end — 13 items

Frequently Asked Questions

What leads the Mail Server ranking?

Stalwart Mail Server currently leads the Mail Server results with a displayed score of 7.55/10. This is an editorial ranking result for the items included on this page, not a universal verdict for every use case.

How should I read the score and confidence label?

The 0 to 10 score is Lunoo's ranking judgment. Strong confidence means 10 or more recorded comparison checks, some means 2 to 9, and provisional means fewer than 2.

What supports this ranking?

Lunoo combines category fit, feature coverage, pricing and value signals, public reception, recency, and peer comparisons. Public source links support factual item details when available, but they are not required for membership in this 13-item ranking.

Can I compare the leading results for Mail Server?

Yes. The comparison links put adjacent leaders side by side so you can inspect differences that one ranking score cannot capture.

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