Analyzed
about 17 hours
ago.
based on code collected
2 days
ago.
Project Summary
The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, Webmail, and mailing list services within a single consistent framework. Individual components can be enabled or disabled at will. Courier implements basic Web-based calendaring and scheduling services integrated in the Webmail module.
In a Nutshell, Courier Mail Server...
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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 106 years of effort (COCOMO model)
starting with its first commit in August, 2013
ending with its most recent commit 19 days ago
Project Security
Vulnerabilities per Version ( last 10 releases )
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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55% of companies leverage OSS for production infrastructure
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you can embed statistics from Open Hub on your site
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use of OSS increased in 65% of companies in 2016
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data presented on the Open Hub is available through our API
30 Day SummaryJul 4 2025 — Aug 3 2025
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12 Month SummaryAug 3 2024 — Aug 3 2025
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