smtp

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.

Insular email distribution - mail server as Docker images

Event-driven networking engine written in Python.

This tool generates gopher link for exploiting SSRF and gaining RCE in various servers

Send email in Python conveniently for gmail using yagmail

This is an Open source intelligent framework ie an osint tool which gathers valid information about a phone number, user's email address, perform VIN Osint, and reverse, perform subdomain enumeration, able to find email from a name, and so much more. Best osint tool for Termux and linux

一款基于VUE3.0的高颜值卡密发卡系统，特别适合虚拟商品、知识付费等。

A high-speed covert tunnel that disguises TCP traffic as SMTP email communication to bypass Deep Packet Inspection (DPI) firewalls.

An email spoofing testing tool that aims to bypass SPF/DKIM/DMARC and forge DKIM signatures.🍻

Fake Protocol Server

An SMTP gateway for Apprise notifications.

An IMAP/POP/SMTP proxy that transparently adds OAuth 2.0 authentication for email clients that don't support this method. Keep legacy email clients working with Exchange Online, Gmail and other providers.

Find existing email addresses by nickname using API/SMTP checking methods without user notification. Please, don't hesitate to improve cat's job! 🐱🔎 📬

Flask-Mail adds SMTP mail sending to your Flask applications

Computer Networking : Principles, Protocols and Practice (first and second edition, third edition is being written on https://github.com/cnp3/ebook)

Zmail makes it easier to send and retrieve emails in python3

Python library for building, templating, transforming, signing, and sending emails.

Advanced email sending for Python

A reimplementation of the Python stdlib smtpd.py based on asyncio.

Full-featured, multi-account MCP email server for Windows, macOS, and Linux—read, search, organize, and send email via IMAP and SMTP.