Signal Spam is a non-profit association that allows Internet users to report anything they consider to be spam in their email.
Reports are assigned to authorities or professionals who are able to take action against this spam.
Save hours on written communication at work
Write emails, Slack replies, Jira tickets, proofread, chat with documents...
Open source push technology.
Z-Push is an open-source application to synchronize ActiveSync compatible devices such as mobile phones, tablets and Outlook 2013 and above. With a history of over 9 years of successful synchronization with multiple backends Z-Push is the leading open source push synchronization.
E-Mail Reputation – Protect against false positives
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.
Open Source email server
Regain your independence and protect your privacy by installing your own email server. It takes less than 10 minutes!
Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. It provides useful components such as an administration panel and webmail.
Virtual Mailbox Administration.
The ViMbAdmin project (vim-be-admin) provides a web based virtual mailbox administration system allowing mail administrators to manage domains, mailboxes and aliases.
Best Email Signature Manager for Outlook & Office 365.
Design and deploy on-brand email signatures for your whole team. Connect with your audience in a way that's on-brand and personal, while driving quality lead generation.
Open Source Email Newsletters Easy & Reliable.
Keila is an Open Source alternative to newsletter tools like Mailchimp or Sendinblue.
With Keila you can easily send out newsletter campaigns and create sign-up forms.
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.
Simple, modern & fast web-based email client.
Modest system requirements, decent performance, simple installation and upgrade, no database required - all these make RainLoop Webmail a perfect choice for your email solution.
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.
Server-side email notification manager using several push providers for real-time alerts. Conserve mobile battery without compromising on immediacy.
Stay connected without the constant drain on your battery. Introducing NotiMail - the future of server-side email notifications supporting multiple push providers and multiple email accounts!
Mobile devices often use IMAP IDLE, maintaining a persistent connection to ensure real-time email notifications. Such continuous connections rapidly consume battery power. The modern era demanded a smarter, more energy-efficient solution. Meet NotiMail.
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.