Awesome Open Source
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The Top 98 Smtp Open Source Projects
Categories
>
Messaging
>
Smtp
Phpmailer
⭐
16,087
The classic email sending library for PHP
Postal
⭐
10,174
📨 A fully featured open source mail delivery platform for incoming & outgoing e-mail
Mailinabox
⭐
9,839
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.
Docker Mailserver
⭐
6,584
A fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) using Docker.
Mailcatcher
⭐
5,187
Catches mail and serves it through a dream.
Listmonk
⭐
4,251
High performance, self-hosted newsletter and mailing list manager with a modern dashboard. Go + VueJS.
Twisted
⭐
4,141
Event-driven networking engine written in Python.
Mailkit
⭐
3,841
A cross-platform .NET library for IMAP, POP3, and SMTP.
Haraka
⭐
3,822
A fast, highly extensible, and event driven SMTP server
Rainloop Webmail
⭐
3,387
Simple, modern & fast web-based email client
Maildev
⭐
2,557
📫 SMTP Server + Web Interface for viewing and testing emails during development.
Mailu
⭐
2,446
Insular email distribution - mail server as Docker images
Hermes
⭐
2,158
Golang package that generates clean, responsive HTML e-mails for sending transactional mail
Maddy
⭐
2,122
✉️ Composable all-in-one mail server.
Neomutt
⭐
2,054
✉️ Teaching an Old Dog New Tricks -- IRC: #neomutt on irc.freenode.net
Yagmail
⭐
1,944
Send email in Python conveniently for gmail using yagmail
Go Guerrilla
⭐
1,851
Mini SMTP server written in golang
Free Email Forwarding
⭐
1,774
The best free email forwarding for custom domains. Visit our website to get started (SMTP server)
Papercut Smtp
⭐
1,730
Papercut SMTP -- The Simple Desktop Email Server
Magma
⭐
1,689
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.
Fluentemail
⭐
1,409
All in one email sender for .NET. Supports popular senders (SendGrid, MailGun, etc) and Razor templates.
Gopherus
⭐
1,213
This tool generates gopher link for exploiting SSRF and gaining RCE in various servers
Hedwig
⭐
1,095
Send email to any SMTP server like a boss, in Swift and cross-platform
Mailslurper
⭐
861
Local, web-based mail server application. Slurp mails into oblivion!
Inbucket
⭐
669
Disposable webmail server (similar to Mailinator) with built in SMTP, POP3, RESTful servers; no DB required.
Lettre
⭐
650
a mailer library for Rust
Smtp Server
⭐
640
Create custom SMTP servers on the fly
Cypht
⭐
617
Cypht: Lightweight Open Source webmail written in PHP and JavaScript
Go Smtp
⭐
616
📤 An SMTP client & server library written in Go
Hydroxide
⭐
537
A third-party, open-source ProtonMail CardDAV, IMAP and SMTP bridge
Exim
⭐
533
Exim Mail Transport Agent - source, testsuite and documentation
Mail
⭐
509
💌 Mail app for Nextcloud
Deltachat Desktop
⭐
473
Email-based instant messaging for Desktop.
Salmon
⭐
471
A Python Mail Server
Cnp3
⭐
470
Computer Networking : Principles, Protocols and Practice (first and second edition, third edition is being written on https://github.com/cnp3/ebook)
James Project
⭐
470
Emails at the heart of your business logic!
Check If Email Exists
⭐
458
Check if an email address exists without sending any email, written in Rust.
Neutron
⭐
448
Self-hosted server for the ProtonMail client
Docker Smtp
⭐
429
SMTP docker container
Greenmail
⭐
412
Official master for the Greenmail project
Chasquid
⭐
412
SMTP (email) server with a focus on simplicity, security, and ease of operation [mirror]
Mail
⭐
400
Library to send e-mails over different transports and protocols (like SMTP and IMAP) using immutable messages and streams. Also includes SMTP server.
Trashemail
⭐
394
A hosted disposable email telegram bot; Extremely privacy friendly; Proudly hosted for community.
Deep Email Validator
⭐
386
Validates regex, typos, disposable, dns and smtp
Blastula
⭐
376
Easily send great-looking HTML email messages from R
Smtpserver
⭐
365
A SMTP Server component written in C#
Smtp Validate Email
⭐
342
A PHP library for performing email addresses validation via SMTP
Sockethub
⭐
327
A protocol gateway for the Web.
Zmail
⭐
305
Zmail makes it easier to send and retrieve emails in python3
Airform
⭐
300
Functional HTML forms for Front-End Developers.
Magento2 Gmail Smtp App
⭐
276
Configure Magento 2 to send email using Google App, Gmail, Amazon Simple Email Service (SES), Microsoft Office365 and many other SMTP (Simple Mail Transfer Protocol) servers
Deltachat Core Rust
⭐
250
Delta Chat Rust Core library, used by Android/iOS/desktop apps and bindings
Notqmail
⭐
248
Collaborative open-source successor to qmail
Espoofer
⭐
247
An email spoofing testing tool that aims to bypass SPF/DKIM/DMARC and forge DKIM signatures.🍻
Tmail
⭐
246
Golang SMTP server
Mailyak
⭐
244
An elegant MIME/SMTP email library with support for attachments
Davmail
⭐
228
DavMail POP/IMAP/SMTP/Caldav/Carddav/LDAP Exchange and Office 365 Gateway - Synced with main subversion repository at
Magento 2 Smtp
⭐
224
Magento 2 SMTP Extension helps the owner of store simply install SMTP (Simple Mail Transfer Protocol) server which transmits the messages into codes or numbers.
Swaks
⭐
222
Swaks - Swiss Army Knife for SMTP
Mailer
⭐
221
A light-weight, modular, message representation and mail delivery framework for Python.
Drymail
⭐
219
Makes sending emails easy and DRY — For Python 3.
Spamscope
⭐
215
Fast Advanced Spam Analysis Tool
Vmime
⭐
213
VMime Mail Library
Kamifaka
⭐
200
一款基于VUE3.0的开源免费的卡密发卡系统,高效、稳定可靠。
Hectane
⭐
193
Lightweight SMTP client written in Go
Laitos
⭐
188
Top geek's software kit - personal assistant over satellite/telephone/SMS/chatbot, plus web infrastructure servers (DNS, HTTP, SMTP, SNMP)
Aiosmtpd
⭐
185
A reimplementation of the Python stdlib smtpd.py based on asyncio.
Ox Coi
⭐
184
OX COI Messenger - a Flutter app for the COI (Chat Over IMAP) standard
Ptorx
⭐
182
📩🛡 Email privacy. Anonymously send and receive with alias forwarding.
Smtpd
⭐
172
A Lightweight High Performance ESMTP email server
Mailproxy
⭐
169
mailproxy is a simple SMTP proxy. It receives emails through an unencrypted, unauthenticated SMTP interface and retransmits them through a remote SMTP server that requires modern features such as encryption and/or authentication. mailproxy is primarily useful for enabling email functionality in legacy software that only supports plain SMTP.
Mailio
⭐
160
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.
Swift Smtp
⭐
155
Swift SMTP client
Nanolist
⭐
148
mailing lists - the unix way
Docker Postfix
⭐
147
Simple SMTP server / postfix null relay host for your Docker and Kubernetes containers. Based on Alpine Linux.
Email Verifier
⭐
146
A Go library for email verification without sending any emails.
Vscode Deploy Reloaded
⭐
129
Recoded version of Visual Studio Code extension 'vs-deploy', which provides commands to deploy files to one or more destinations.
Simple Mail
⭐
124
An SMTP library written in C++ for Qt. Allows applications to send emails (MIME with text, html, attachments, inline files, etc.) via SMTP. Supports SSL and SMTP authentication.
Qpsmtpd
⭐
121
qpsmtpd is a flexible smtpd daemon written in Perl
Vs Deploy
⭐
121
Visual Studio Code extension that provides commands to deploy files of a workspace to a destination.
Nb2mail
⭐
119
Send a notebook as an email
Eventum
⭐
115
Eventum Issue Tracking System
Bamboo_smtp
⭐
108
An SMTP adapter for Bamboo.
Smtptester
⭐
100
small python3 tool to check common vulnerabilities in SMTP servers
Fastsitephp
⭐
97
🌟 FastSitePHP 🌟 A Modern Open Source Framework for building High Performance Websites and API’s with PHP
Mailmergelib
⭐
94
MailMergeLib is a mail message client library which provides comfortable mail merge capabilities for text, inline images and attachments, as well as good throughput and fault tolerance for sending mail messages.
Opaquemail
⭐
91
.NET email library and proxy supporting IMAP, POP3, and SMTP with S/MIME and PGP.
Netdumbster
⭐
86
netDumbster is a .Net Fake SMTP Server clone of the popular Dumbster (http://quintanasoft.com/dumbster/)
Tcpbin
⭐
85
Very crude and poorly written HTTP(s) and SMTP bin
Mailcore
⭐
77
Emailing wrapper for Vapor 3 apps
Esp32 Mail Client
⭐
75
The complete and secured Mail Client for ESP32, sending and reading the E-mail through the SMTP and IMAP servers.
Mailer
⭐
53
A lightweight PHP SMTP mail sender
Jcabi Email
⭐
51
Object-Oriented Email Sending Java SDK
Post Smtp
⭐
46
Next generation SMTP mailer plugin for WordPress. Trusted by over 100,000 sites.
Wp Phpmailer
⭐
46
Provides a clean and simple way to configure the WordPress-bundled PHPMailer library, allowing you to quickly get started sending mail through a local or cloud based service of your choice
Mqtt_via_esp01
⭐
23
TCP/UDP Applicaton for UNO/MEGA/STM32 using ESP8266's AT firmware.
Server Accepts Email
⭐
23
Check if an SMTP server accepts emails to a given address
Reviewet
⭐
7
Getting App Store and Google Play's review and notify to either slack or email.
1-98 of 98 projects
Advertising
📦 10
All Projects
Application Programming Interfaces
📦 124
Applications
📦 192
Artificial Intelligence
📦 78
Blockchain
📦 73
Build Tools
📦 113
Cloud Computing
📦 80
Code Quality
📦 28
Collaboration
📦 32
Command Line Interface
📦 49
Community
📦 83
Companies
📦 60
Compilers
📦 63
Computer Science
📦 80
Configuration Management
📦 42
Content Management
📦 175
Control Flow
📦 213
Data Formats
📦 78
Data Processing
📦 276
Data Storage
📦 135
Economics
📦 64
Frameworks
📦 215
Games
📦 129
Graphics
📦 110
Hardware
📦 152
Integrated Development Environments
📦 49
Learning Resources
📦 166
Legal
📦 29
Libraries
📦 129
Lists Of Projects
📦 22
Machine Learning
📦 347
Mapping
📦 64
Marketing
📦 15
Mathematics
📦 55
Media
📦 239
Messaging
📦 98
Networking
📦 315
Operating Systems
📦 89
Operations
📦 121
Package Managers
📦 55
Programming Languages
📦 245
Runtime Environments
📦 100
Science
📦 42
Security
📦 396
Social Media
📦 27
Software Architecture
📦 72
Software Development
📦 72
Software Performance
📦 58
Software Quality
📦 133
Text Editors
📦 49
Text Processing
📦 136
User Interface
📦 330
User Interface Components
📦 514
Version Control
📦 30
Virtualization
📦 71
Web Browsers
📦 42
Web Servers
📦 26
Web User Interface
📦 210