Best Open Source Mac Post-Office Software 2025

Post-Office Software for Mac

Post-Office Mac Dutch Clear Filters

Browse free open source Post-Office software and projects for Mac below. Use the toggles on the left to filter open source Post-Office software by OS, license, language, programming language, and project status.

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1

Columba

Columba is an email client written in Java, featuring a user-friendly graphical interface with wizards and internalionalization support. Its a powerful mail management tool with features to enhance your productivity and communication.

5 Reviews

Downloads: 3 This Week

Last Update: 2016-03-01
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2

Hastymail

Hastymail is a fast, secure, rfc-compliant, cross-platform IMAP/SMTP client application written in PHP providing a clean web interface for sending and reading E-mail. This version of Hastymail is no longer being developed. We are now working on a new version, Hastymail 3, AKA, "Cypht". http://cypht.org

2 Reviews

Downloads: 2 This Week

Last Update: 2013-12-31
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3

Mailster

Mailster is a project aimed at testing software mail capabilities. It provides a mail server container to test emails sent by your apps without rewriting your application code.

Downloads: 2 This Week

Last Update: 2013-04-11
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4

POP3ye | A web-based e-mail client.

NOTICE: Keep in mind that POP3ye is alpha software and by definition it is a long way from finished. POP3ye is a fully featured web-based e-mail client written in Object Oriented PHP 5. It ony supports the POP3 protocol.

Downloads: 0 This Week

Last Update: 2013-03-19
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