https://owlrelay.email/
OwlRelay - Your open-source email to http, trigger your webhooks by sending emails to generated...
The open-source email to http, trigger your webhooks by sending emails to generated addresses.
open source email
https://www.proofpoint.com/us/products/email-protection/open-source-email-solution
Sendmail Sentrion Open Source - Open Source Email Server | Proofpoint US
Learn how the sendmail Sentrion platform helps organizations that are using open source for large complex environments and need an enterprise platform that...
open source emailsendmailserverproofpointus
https://www.mailpiler.org/
Piler - Open Source Email Archiving
Piler is a powerful, scalable open source email archiving solution for organizations.
open source emailpilerarchiving
https://www.proxmox.com/en/about/company-details/press-releases/proxmox-mail-gateway-5-0-is-released
Open-source email security solution Proxmox Mail Gateway 5.0 released
Latest announcements for Proxmox.
open source emailsecurity solution
https://cli.nylas.com/
Open-Source Email, Calendar & MCP CLI
Install Nylas CLI to send email, manage calendars, sync contacts, and give AI agents MCP access from the terminal. Free, open source, and built for scripting.
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https://opensource.com/resources/email
How to choose an open source email client | Opensource.com
Like it or not, email hasn't gone away yet.
how to chooseopen source emailclientopensource
https://www.inter7.com/
Inter7 Internet Technologies, Inc. | Global Support & Software for Open Source Email Servers, Email...
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https://modoboa.org/en/
Modoboa, Open Source Email Server
Modoboa is an open source email server including a modern and simplified Web User Interface.
open source emailmodoboaserver
https://sendportal.io/
SendPortal - Open Source Email Marketing Software
Modern open source email marketing and newsletter software. Free to use.
open source emailmarketingsoftware
https://app.useplunk.com/
Plunk Dashboard | The Open-Source Email Platform
Plunk is the open-source, affordable email platform that brings together marketing, transactional and broadcast emails into one single, complete solution
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https://dev.to/sabahattink/building-mailtest-an-open-source-email-deliverability-debugger-17hn
Building MailTest: An Open Source Email Deliverability Debugger - DEV Community
Building MailTest: An Open Source Email Deliverability Debugger The... Tagged with opensource, saas, node, nextjs.
open source emailbuildingdeliverabilitydebuggerdev
https://simplelogin.io/?ref=pvpn_support_b2c_vpn_submenu
SimpleLogin | Open source anonymous email service
With email aliases , you can be anonymous online and protect your inbox against spams and phishing.
open sourceanonymous emailsimpleloginservice
https://www.getapp.com/it-communications-software/email-management/p/open-source/
Best Email Management Software with Open source 2026 | GetApp
Open source for Email Management software: Define levels of authorization for access to specific files or systems
email management softwareopen sourcebestgetapp
https://www.virtualmin.com/docs/server-components/how-to-configure-amazon-ses/
How to Configure Amazon SES for Outgoing Email | Virtualmin — Open Source Web Hosting Control Panel
May 19, 2026 - Amazon Simple Email Service (SES) can be used by Virtualmin Pro as a cloud mail delivery provider. When enabled, Virtualmin still hosts the domain’s mailboxes...