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Top 23 PHP Email Projects
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Project mention: Enable OAuth2 (XOAUTH2) for Sending Emails Using Gmail Account in OJS 3 | dev.to | 2025-05-01
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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Project mention: Show HN: LimeJourney – open-source Customer Engagement Platform | news.ycombinator.com | 2024-12-04
What are some of the differences between LimeJourney and Laudspeaker https://github.com/laudspeaker/laudspeaker or mautic https://github.com/mautic/mautic?
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Project mention: Roundcubemail: Open-Source Webmail Suite with Modern UX and Full IMAP Support | news.ycombinator.com | 2024-09-30
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CssToInlineStyles
CssToInlineStyles is a class that enables you to convert HTML-pages/files into HTML-pages/files with inline styles. This is very usefull when you're sending emails.
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Project mention: OpenNMS: Visualize and monitor everything on your local and remote networks | news.ycombinator.com | 2024-09-19
I recommend [librenms/librenms: Community-based GPL-licensed network monitoring system](https://github.com/librenms/librenms), which is Open source and free.
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Project mention: Free, Open-Source Anonymous Email Forwarding – Addy.io | news.ycombinator.com | 2025-03-12
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mailchecker
:mailbox: Cross-language temporary (disposable/throwaway) email detection library. Covers 55 734+ fake email providers.
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SaaSHub
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Cypht
Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (Exchange Web Services)
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In this article, we successfully integrated MailCare with a Laravel 11 application to handle incoming emails via webhooks. We explored how to log email details and set the foundation for more advanced use cases. From filtering emails to handling attachments or parsing content, the possibilities are extensive.
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phpList
Fully functional Open Source email marketing manager for creating, sending, integrating, and analysing email campaigns and newsletters.
Project mention: The 50 best open-source alternatives to popular SaaS software | dev.to | 2024-07-10GitHub: phpList GitHub Repository
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WebMail Lite
AfterLogic WebMail Lite PHP. Fast and easy-to-use webmail front-end for your existing IMAP mail server, Plesk or cPanel.
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magento2-gmail-smtp-app
Configure Magento 2 to send email using Google App, Gmail, Amazon Simple Email Service (SES), Microsoft Office365 and many other SMTP (Simple Mail Transfer Protocol) servers
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NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
PHP Email discussion
PHP Email related posts
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Enable OAuth2 (XOAUTH2) for Sending Emails Using Gmail Account in OJS 3
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Free, Open-Source Anonymous Email Forwarding – Addy.io
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Mautic: Open-Source Email Marketing Automation Software
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Roundcubemail: Open-Source Webmail Suite with Modern UX and Full IMAP Support
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Deliver Emails Safely with PHP: A Guide to Using SMTP for Spam-Free Emails
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5 essential tools for Laravel development
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Open-Source Roundcube: A Lightweight, Feature-Rich Webmail Suite
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A note from our sponsor - SaaSHub
www.saashub.com | 24 May 2025
Index
What are some of the best open-source Email projects in PHP? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | PHPMailer | 21,468 |
| 2 | Mautic | 8,114 |
| 3 | Roundcube | 6,268 |
| 4 | CssToInlineStyles | 5,830 |
| 5 | LibreNMS | 4,208 |
| 6 | AnonAddy | 3,789 |
| 7 | mailchecker | 1,748 |
| 8 | PHP IMAP | 1,682 |
| 9 | Symfony Mailer | 1,557 |
| 10 | sendgrid-php | 1,518 |
| 11 | Cypht | 1,109 |
| 12 | php-mime-mail-parser | 940 |
| 13 | emogrifier | 931 |
| 14 | phpList | 788 |
| 15 | Email Reply Parser | 638 |
| 16 | Fetch | 506 |
| 17 | WebMail Lite | 447 |
| 18 | omnimail | 331 |
| 19 | magento2-gmail-smtp-app | 324 |
| 20 | IP-Biter | 307 |
| 21 | groupoffice | 224 |
| 22 | email-checker | 154 |
| 23 | libremail | 125 |
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