48
I Use This!
Moderate Activity
Analyzed about 10 hours ago. based on code collected 1 day 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.

Tags

collaboration debian email filter imap linux mta pop3 server site_management smtp systems_administration thunderbird unix

In a Nutshell, Courier Mail Server...

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...

  • ...
    use of OSS increased in 65% of companies in 2016
  • ...
    by exploring contributors within projects, you can view details on every commit they have made to that project
  • ...
    55% of companies leverage OSS for production infrastructure
  • ...
    compare projects before you chose one to use
About Project Security

Languages

C++
54%
C
32%
HTML
5%
10 Other
9%

30 Day Summary

Jul 16 2026 — Aug 15 2026

12 Month Summary

Aug 15 2025 — Aug 15 2026
  • 330 Commits
    Up + 201 (155%) from previous 12 months
  • 6 Contributors
    Up + 4 (200%) from previous 12 months