Citadel / UX
| Citadel / UX
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|---|---|
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 Discussion forum WebCit |
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| Basic data
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| developer | citadel.org |
| Current version |
925 ( March 21, 2019 ) |
| operating system | Unix , Linux |
| programming language | C. |
| category | Groupware |
| License | GPL ( Free Software ) |
| German speaking | Yes |
| www.citadel.org | |
Citadel / UX is a free groupware with roots in the BBS scene. It offers functions for e-mail , contacts, calendar and tasks. Citadel / UX has been developed by a free developer community since 1994 under the GNU General Public License .
Function overview
- Mail server MTA SMTP
- IMAP server
- Sieve -based mail filtering
- POP3 server
- Discussion forums
- calendar
- contacts
- tasks
- Webmail via WebCit
- Real-time chat both in the web interface and via XMPP and on the command line
- Short messages to other users in the system ( instant messaging )
- GroupDAV interface to calendar / contacts / tasks with fat clients
- Programming language C
- OpenSSL encryption for all protocols
history
Citadel evolved from a bulletin board system available on Unix platforms . The original implementation dates from 1987 and ran on an Altos 586. The lead programmer of Citadel / UX was previously using Citadel-cpm and Citadel-86 and decided to start a Unix port. The original name was UNIXrooms, but was later changed to Citadel / UX. In the United States’s +1 1914 area code, dedicated to free expression, the Uncensored! BBS ”to the Citadel project Heimat.