312 Open source projects that are alternatives of or similar to GemBox.Email.Examples

邮件收取工具包，支持pop，imap，exchange协议的邮箱以及企业邮箱

The magma server daemon, is an encrypted email system with support for SMTP, POP, IMAP, HTTP and MOLTEN,. Additional support for DMTP and DMAP is currently in active development.

SMTP and IMAP checker / cracker for mailpass combolists with a user-friendly GUI, automated inbox test and many more features.

Skirnir Email Server

Fortran 2008 interface bindings to libcurl

VMime Mail Library

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

Simple, modern & fast web-based email client

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

The Hoa\Mail library.

mailio is a cross platform C++ library for MIME format and SMTP, POP3 and IMAP protocols. It is based on standard C++ 17 and Boost library.

OX COI Messenger - a Flutter app for the COI (Chat Over IMAP) standard

Insular email distribution - mail server as Docker images

A light-weight, modular, message representation and mail delivery framework for Python.

The ISPDB, Thunderbird's database of mail configuration files.

Zmail makes it easier to send and retrieve emails in python3

Fullstack, security focused mailserver based on OpenSMTPD for OpenBSD using ansible

mailcow: dockerized - 🐮 + 🐋 = 💕

Event-driven networking engine written in Python.

End-to-end encrypted email for the mesh networking age

Cypht: Lightweight Open Source webmail written in PHP and JavaScript

Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.

The legitimate email replacement — n-identity, decentralized, store-and-forward, open protocol, open source. (Server)

.NET email library and proxy supporting IMAP, POP3, and SMTP with S/MIME and PGP.

DavMail POP/IMAP/SMTP/Caldav/Carddav/LDAP Exchange and Office 365 Gateway - Synced with main subversion repository at

Simple Python API that that allows you to send texts via SMTP with a best effort approach and process replies via IMAP

IMAP, POP3 and SMTP clients for Dart developers. Contains both low level as well as a high level API.

Fake Protocol Server

Emails at the heart of your business logic!

small mail server

✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.libera.chat

asynchronous library for sending and receiving mail via fs2._

Disposable webmail server (similar to Mailinator) with built in SMTP, POP3, RESTful servers; no DB required.

Eventum Issue Tracking System

⚡️Arduino Mail Client Library to send, read and get incoming mail notification for ESP32, ESP8266 and SAMD21 devices. The library also supported other Arduino devices using Clients interfaces e.g. WiFiClient, EthernetClient, and GSMClient.

Poste.io plugin for Dokku

Delta Chat Rust Core library, used by Android/iOS/desktop apps and bindings

Run ProtonMail Bridge in a docker container

Official master for the Greenmail project

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

A bridge written in Golang to receive and write emails in matrix

Mailozaurr is a PowerShell module that aims to provide SMTP, POP3, IMAP and probably some other ways to interact with Email. Underneath it uses MimeKit and MailKit libraries written by Jeffrey Stedfast.

A third-party, open-source ProtonMail CardDAV, IMAP and SMTP bridge

💌 Mail app for Nextcloud

The complete and secured Mail Client for ESP32, sending and reading the E-mail through the SMTP and IMAP servers.

Email-based instant messaging for Desktop.

Self-hosted server for the ProtonMail client

✉️ Composable all-in-one mail server.

IMAP or SMTP honeypot written in Golang

🌰️🐿️ SquirrelMail GitHub Repository (PHP 7-OK!)

A tool to easily send e-mails from the command line

Configurable automatic or real time backup and personal versioning system

An open-source project created to reverse-engineering some Resident Evil 3 files

Pat, the only SMTP postman!

Easy and optimized way to apply Filtering, Sorting, and Pagination using text-based data.

Send Templated emails with WordPress

A badass SMTP mail server built on Node to make your life simpler.

Automate database backups with customizable recurring schedules.

[EXPERIMENTAL] High level IMAP API for PHP

💾 OLE File Container Format