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💌 Build and send emails using React.
A collection of high-quality, unstyled components for creating beautiful emails using React and TypeScript.
Open-Source Phishing Framework
Gophish is a powerful, open-source phishing framework that makes it easy to test your organization's exposure to phishing.
rotation and revocation of DKIM keys.
dkim-rotate is a tool for managing DKIM (email antispam) keys in a manner that avoids unnecessarily making emails nonrepudiable.
Broadly, dkim-rotate intends to weaken the non-deniable authenticity of leaked and archived emails, while still retaining DKIM’s antispam function. For more discussion of the problem, and the chosen solution, see dkim-rotate(7), and Matthew Green’s article Ok Google: please publish your DKIM secret keys.
Fast, Reliable Email Delivery Service | SMTP | API.
The email delivery service that people actually like. Stop worrying if your emails made it to the inbox, and get back to focusing on what matters—building great products.
Zammad is a web-based, open source user support/ticketing solution.
Zammad is a web based open source helpdesk/customer support system with many features to manage customer communication via several channels like telephone, facebook, twitter, chat and e-mails.
mailcow: dockerized is an open source groupware/email suite based on docker.
mailcow relies on many well known and long used components, which in combination result in an all around carefree email server.
Can you spot when you’re being phished?
Send Email Directly From Your Code. No server code needed. Focus on things that matter
Quickly craft clean, responsive emails.
HEML is an open source markup language for building responsive email. It gives you the native power of HTML without having to deal with all of the email quirks. HEML makes building emails as easy as building websites.
Build HTML emails faster than you can say "Outlook".
If you know Bootstrap, you know Bootstrap Email. Ever wish you could just write HTML emails with Bootstrap and have it actually work? Well now you can. Inspired by syntax you know and love you can write simpler code and compile it so it works in every email client.
Responsive Layouts for Email.
Antwort offers responsive layouts for Email that both fits and adapts to client widths. Don't underwhelm desktop users with single column layouts that work for mobile. Antwort offers columns on desktop that automatically become rows on mobile.
Patterns for Responsive HTML Email Templates.
A few simple, but solid patterns for responsive, accessible HTML email in (almost) every email client.
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.
An email client that functions like a kanban board, for Mac/Windows/Docker.
Quickly build HTML emails with utility-first CSS.
Maizzle is a framework that helps you quickly build HTML emails with
Tailwind CSS and advanced, email-specific post-processing.
disposable webmail.
Inbucket is an email testing application; it will accept messages for any email address and make them available to view via a web interface.
Pony is a messenger that delivers once a day.
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.
Efficiently finding registered accounts from emails.
Holehe checks if an email is attached to an account on sites like twitter, instagram, imgur and more than 120 others.
Collaborative email, calendar, contacts and tasks.
BlueMind offers you the choice to preserve your digital independence while promoting that of France and Europe vis-à-vis US big tech.
Keeping control over your data and solutions is finally compatible with the satisfaction of your users. BlueMind is the number 1 alternative to Microsoft Exchange, O365, Gsuite, etc. email solutions.
A fast, highly extensible, and event driven SMTP server.
Haraka is a highly scalable node.js email server with a modular plugin architecture. Haraka can serve thousands of concurrent connections and deliver thousands of messages per second. Haraka and plugins are written in asynchronous JS and are very fast.