Citadel
Is a collaboration suite (messaging and groupware).
Citadel Alternatives [Page 5]
The best Citadel alternatives based on verified products, community votes, reviews and other factors.
Latest update:
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/exchange-alternatives
On-demand technical interview coaching by engineers
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/openchange-alternatives
OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and...
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Try for free
DCIM software reinvented.
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/imail-alternatives
Fast, safe, heavy mail solution.
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/blackberry-qnx-alternatives
BlackBerry QNX Helps Automakers Realize a Safe and Secure Connected Car
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/squirrelmail-alternatives
SquirrelMail is a standards-based webmail package written in PHP.
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/temboo-alternatives
Temboo features an abundant selection of APIs as well as choreos, which are code snippets that provide convenient access to APIs while hiding low-level details. They have a well organized library that is fully searchable.
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/proxmox-mail-gateway-alternatives
Protect mail server against spam, viruses and malware with Proxmox Mail Gateway security for businesses, government, education and non-profit organizations.
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/zarafa-alternatives
Open Source Collaboration, providing integration with your existing Linux mailserver, native mobile...
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/atmail-alternatives
Save time and scale faster with accessible, secure, and reliable cloud email services. A proven multitenant email solution for telcos and service providers.
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/aws-iot-core-alternatives
Whether building a connected home application for home security or building an industrial application to proactively identify equipment breakdown, you can use AWS IoT Core to securely communicate with and gather data from your diverse fleet of IoT d…
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/obm-alternatives
OBM is a free messaging and collaboration platform useful for just a couple to many thousands of users with strong support for mobile devices.
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/beezz-alternatives
IoT Security
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/expanding-communication-alternatives
Turnkey Solutions for the Enterprise Cloud
