web based administration interface for Postfix mail servers.
Turn-key Outreach Infrastructure
Get your email outreach deliverability managed by experts for scalable, sustainable, sales success.
Lightmeter is a sales-only email delivery network, independent of Google, Microsoft and SendGrid. Built on our own unique mailserver product.
EmailEngine is an email client but for apps, not people.
Effortless email integration for your app or service. Simplify IMAP and SMTP complexities, and focus on what truly matters. Build better features, faster.
Self-hosted solution for developers and businesses.
✉️ Send e-mails with Node.JS – easy as cake!
Nodemailer is a module for Node.js applications to allow easy as cake email sending. The project got started back in 2010 when there was no sane option to send email messages, today it is the solution most Node.js users turn to by default.
Send emails with Ferdinand. An open-source email delivery service.
Open-source email delivery service for developers.
The next generation Web development environment
Install your PHP/Node.js Web development environment in just 3 minutes, with no dependencies and non-intrusive. It includes web server, databases, email, DNS & common tools — everything you need for development.
Plunk is an open-source email platform built on top of AWS SES. It allows you to easily send emails from your applications. It can be considered as a self-hosted alternative to services like SendGrid, Resend or Mailgun.
Welcome to the "Learn and Test DMARC" console! Here, you'll get a visual breakdown of how email servers communicate, giving you a better understanding of SPF, DKIM, and DMARC and how they work together.
Open DMARC Analyzer is an Open Source DMARC Report Analyzer to be used with DMARC reports that have been parsed by John Levine's rrdmarc script or techsneeze's dmarcts-report-parser.
Open source DMARC report analyzer and visualizer
Modernize your mail server. Secure & Modern All-in-One Mail Server (IMAP, JMAP, SMTP).
Self-hosting your mail server has been notoriously difficult. Not anymore! Stalwart is a scalable, secure and robust open-source mail server software designed for the 21st century.
A curated list of resources on Email tools, server, framework, technology...
email & SMTP testing tool with API for developers.
Mailpit is a small, fast, low memory, zero-dependency, multi-platform email testing tool & API for developers. It acts as an SMTP server, provides a modern web interface to view & test captured emails, and contains an API for automated integration testing.
The new email API for developers.
Build, test, and send transactional emails at scale. Resend provides the best developer experience helping you reach users instead of spam folders.