Software Alternatives & Reviews

Postfix Admin VS Citadel

Compare Postfix Admin VS Citadel and see what are their differences

Postfix Admin logo Postfix Admin

Postfix Admin is a web based interface used to manage mailboxes, virtual domains and aliases.

Citadel logo Citadel

Is a collaboration suite (messaging and groupware).
  • Postfix Admin Landing page
    Landing page //
    2023-09-24
  • Citadel Landing page
    Landing page //
    2021-10-10

Postfix Admin videos

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Citadel videos

Citadel: Forged with Fire Review (Rogue Gaming)

More videos:

  • Review - The Citadel Review - Waifustein 3D
  • Review - CITADEL FORGED WITH FIRE Worth Playing? Full Release RPG Multiplayer Game PS4 Xb1 PC

Category Popularity

0-100% (relative to Postfix Admin and Citadel)
Email
65 65%
35% 35
Self-hosted Email
100 100%
0% 0
IoT Platform
0 0%
100% 100
Email Service Provider
100 100%
0% 0

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Reviews

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Citadel Reviews

15 Best iRedMail Alternatives 2021
Citadel has many of the amazing features that people typically flock to iRedMail for such as scheduling/calendaring support, note-taking, file storage, and integrated antispam filtering & server-side mail sorting. It also offers multi-domain support, server-to-server replication, TLS/SSL protocol encryption, and Microsoft Active Directory.
5 Awesome Open Source Groupware Software Suite
Citadel is a free and open source collaboration suite software. It supports protocol such as SMTP, IMAP, Sieve, POP3, GroupDAV, and XMPP. Also includes OpenSSL encryption for additional security. You can run it on your hardware or in the cloud. Feature includes email, calendar/scheduling, address books, bulletin boards (forums), mailing list server, instant messaging, wiki...

What are some alternatives?

When comparing Postfix Admin and Citadel, you can also consider the following products

mailcow - An open source mailserver suite.

AWS IoT Device Defender - Manage the security of your fleet. With AWS IoT Device Defender, you can audit and monitor device configurations. Get started today.

Modoboa - Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface.

Azure Sphere - Help protect your connected IoT devices, such as MCUs and crossover modules, development kits, and guardian devices, with Azure Sphere.

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.

Symantec Critical System Protection - Symantec Critical System Protection is a flexible and compact behavioral security engine built with application whitelisting infused with anti-exploits for managed or standalone IoT devices.