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Citadel System Properties

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Editorial information provided by Project Management Zone
System	Citadelalso Citadel/UX to distinguish from its predecessor, Citadel BBS
Description	Citadel is an open source groupware platform
Category	Project Collaboration
Project Management Zone Rankingmeasures the popularity of Project Management Systems Ranking Trend	Score 0.44 Rank #277
Developer	Uncensored Communications Group
Website	citadel.org
Technical documentation	citadel.org/­documentation.html
Initial release	1988Citadel BBS
License	Open SourceGPL 3
Web-based architecture	yes
Programming language	C
Operating systems	FreeBSD Linux Solaris Unix
Mobile apps	no
APIApplication Programming Interface	yes
Multi-user	yes
Authentication mechanism	Password LDAPLightweight Directory Access Protocol OpenID Active Directory
Notifications	Email
Project Collaboration Properties
Project wiki	yes
Discussion forum	yes
Online chat	yes
Audio conferencing	no
Video conferencing	no
Screen sharing	no
Calendar sharing	yes
Contact sharing	yes
Document sharing	yes
File versioning	no
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