email

💌 An extensible desktop mail app built on the modern web. Forks welcome!

The classic email sending library for PHP

😱 Falsehoods Programmers Believe in

✉️ Send e-mails with Node.JS – easy as cake!

MJML: the only framework that makes responsive-email easy

💌 A beautiful, fast and fully open source mail client for Mac, Windows and Linux.

A free simple responsive HTML email template

Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.

PHP Email address validator

Comprehensive mailing tools for PHP

K-9 Mail – Open Source Email App for Android

Free and Open Source messaging and emailing app that combines common web applications into one.

Prometheus Alertmanager

A cross-platform .NET library for IMAP, POP3, and SMTP.

A few simple, but solid patterns for responsive HTML email templates and newsletters. Even in Outlook and Gmail.

HEML is an open source markup language for building responsive email.

An open source email campaign management tool for nonprofits

Insular email distribution - mail server as Docker images

📫 Create, preview, and send custom email templates for Node.js. Highly configurable and supports automatic inline CSS, stylesheets, embedded images and fonts, and much more! Made for @forwardemail and @ladjs.

Drag-n-Drop Email Editor Component for React.js

A Grunt workflow for designing and testing responsive HTML email templates with SCSS.

📫 A serverless email server on AWS using S3 and SES

📧 An Example of using an HTML form (e.g: "Contact Us" on a website) to send Email without a Backend Server (using a Google Script) perfect for static websites that need to collect data.

Juice inlines CSS stylesheets into your HTML source.

holehe allows you to check if the mail is used on different sites like twitter, instagram and will retrieve information on sites with the forgotten password function.