Visit citadel.org today to start your free installation.
In an era of fragmented digital communication, finding a single platform that handles email, calendars, and collaboration seamlessly can be a challenge. Enter —the open-source, "all-in-one" solution designed for speed, security, and ease of use. What is Citadels? Citadels Free Download
Build internal knowledge bases and aggregate news feeds. Why Choose Citadels? Visit citadel
Keep your contacts synchronized across devices. What is Citadels
Citadels supports standard protocols (IMAP/SMTP/GroupDAV), meaning you can use it with Outlook, Apple Mail, or Thunderbird.
If you want to contribute or explore the source code, you can find the project hosted on GitHub, where the community actively reports bugs and shares feature requests. Setting Up Your First Citadel
Do you have any specific or server hardware you are planning to host Citadels on? citadel.org