Open WebMail
The facts below are what the maker publishes about Open WebMail, checked and dated. Our editors have not written about it yet.
The facts
Each one read from Open WebMail's own pages, with the date it was checked.
What it does
- Address book
- The address book is vCard compliant, and the system supports multiple global address books.checked 12 Oct 2026
- Calendar and webdisk
- The feature list includes a calendar with reminders and notifications, plus webdisk support.checked 12 Oct 2026
- Calendar tools
- Yeschecked 24 Sep 2026
- Contacts and calendar
- It includes a vCard-compliant address book and a calendar with reminders and notifications.checked 12 Oct 2026
- Deployment
- The project download instructions describe installing a release archive and required packages, and the project offers Linux package directories for Rocky Linux, RHEL, Ubuntu, CentOS, and Debian.checked 12 Oct 2026
- Large mail folders
- It is designed to manage very large mail folder files in a memory efficient way.checked 12 Oct 2026
- License
- The project site links a GNU General Public License Version 2 license document.checked 12 Oct 2026
- Limitations
- The readme says support for global filter rules and calendars is very limited and requires administrators to copy files manually.checked 12 Oct 2026
- Mail features
- The documented user features include full content search, draft folders, read confirmations, spell checking, POP3, and mail filters.checked 12 Oct 2026
- Notable configuration limit
- Spam and virus checks rely on external programs and must be enabled and configured by the system administrator.checked 12 Oct 2026
- Outlook migration
- It includes features intended to help users switch smoothly from Microsoft Outlook.checked 12 Oct 2026
- Performance
- The FAQ recommends SpeedyCGI and says Open WebMail can run 5 to 10 times faster with it.checked 12 Oct 2026
- POP3 and filtering
- It supports POP3 and mail filters that move or copy matching inbox messages to target folders.checked 12 Oct 2026
- Product
- Open WebMail is a webmail system designed to handle very large mail folders with low memory use and help users migrate from Microsoft Outlook.checked 12 Oct 2026
- Project contact
- The project homepage lists Thomas Chung as the contact for questions about the page.checked 12 Oct 2026
- Requirements
- The readme lists Apache with CGI enabled and Perl 5.005 or above as requirements.checked 12 Oct 2026
- Spam and antivirus
- SpamAssassin spam checking and ClamAV virus checking are supported through external programs.checked 12 Oct 2026
- Spam and virus tools
- It supports spam checking through SpamAssassin and virus checking through ClamAV, which must be installed separately.checked 12 Oct 2026
- Support
- The project says it is an open-source effort supported by volunteer contributors and solicits donations for hosting and coordination.checked 12 Oct 2026
- System administration
- System features include various authentication modules, PAM support, virtual hosting, user aliases, and per-user capability configuration.checked 12 Oct 2026
- System features
- Documented system capabilities include multiple authentication modules, PAM, SMTP relaying, virtual hosting, and per-user capability settings.checked 12 Oct 2026
Where it runs
- App coverage
- webchecked 24 Sep 2026
Money
- Free plan
- Yeschecked 24 Sep 2026
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