A free & open modern, fast email client with user-friendly encryption and privacy features

Recommend new arxiv papers of your interest daily according to your Zotero libarary.

Cypht: Lightweight Open Source webmail aggregator [PHP, JS]. Supports IMAP/SMTP, JMAP and EWS (Exchange Web Services)

Email helpdesk built using Ruby on Rails and Zurb Foundation

Chatmail Rust Core library, used by Android/iOS/desktop chatmail apps, bindings and bots 📧

Library to send e-mails over different transports and protocols (like SMTP and IMAP) using immutable messages and streams. Also includes SMTP server.

Lightweight Standalone DMARC and SMTP TLS Report Viewer with IMAP Client

mnm implements TMTP protocol. Let Internet sites message members directly, instead of unreliable, insecure email. Contributors welcome! (Server)

Collection of resources related to phishing

A small collection of bookmarklets that are useful for OSINT, including ones for e-mail addresses, Facebook, extracting links and WhatsMyName.app.

An Open Source Lightweight E-Mail Client

Mail4Delphi uses the Indy component to send the email.

Filter gmail with AI

A open source tool for collating publically available contact information for businesses.

E-mail builder library for Rust

mnm implements TMTP protocol. Let Internet sites message members directly, instead of unreliable, insecure email. Contributors welcome! (Client)

Use grepaddr to extract (grep) all kinds of addresses from stdin like URLs (incl. IPv4/IPv6), IP addresses & ranges (IPv4/IPv6), e-mail addresses, MAC addresses.

A java command line tool to convert Outlook OST/PST files to MBOX or EML.

Elyzer is an email header analyzer, written in python, capable of detecting potential spoofing attempts.

Create MIME messages with PHP

Membership system written in PHP, includes registration form, login form.

Vim-Like Keybindings for Aerc. Aerc is an exceptional terminal-based email client known for its efficiency and simplicity.

Matrix <--> E-mail Bridge

Verifalia REST API - Javascript SDK and helper library, for Node.js and the browser: verify email addresses in real-time and check whether they are deliverable, invalid, or otherwise risky.

& images

Zenvia CPaaS SDK for Node.js

Free PowerShell script to to check for low disk space on local and network drives and send e-mail alerts when it goes under a user-defined quota.

Handle Postmark webhooks in a Laravel application.

Nodemailer instance initialization and encapsulation in fastify framework.

CSV processing and web related data types mutual conversion