Analyzed
15 days
ago.
based on code collected
15 days
ago.
Project Summary
Citadel is a highly integrated Groupware Platform with a Web 2.0 enabled Web interface, but also providing SMTP, IMAP, POP3 and GroupDAV access to its content.
Citadel offers Versatile email services with very low administration needed. It provides its own implementations of these server protocols:
Imap, Pop3, SMTP, ManageSieve, Citadel.
In a Nutshell, citadel...
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has a well established, mature codebase
maintained by a small development team
with stable Y-O-Y commits -
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took an estimated 49 years of effort (COCOMO model)
starting with its first commit in July, 1998
ending with its most recent commit 15 days ago
Quick Reference
https://code.citadel.org/citadel...
GNU General Public License v3.0 only
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Use Patent Claims
Forbidden
Sub-License
Hold Liable
Required
Distribute Original
Disclose Source
Include Copyright
State Changes
Include License
Include Install Instructions
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Poor security track-record
Favorable security track-record
Vulnerability Exposure Index
Many reported vulnerabilities
Few reported vulnerabilities
Did You Know...
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use of OSS increased in 65% of companies in 2016
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55% of companies leverage OSS for production infrastructure
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30 Day SummaryAug 7 2025 — Sep 6 2025
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12 Month SummarySep 6 2024 — Sep 6 2025
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