Awesome Open Source
Awesome Open Source
Combined Topics
email x
Advertising 📦 9
All Projects
Application Programming Interfaces 📦 120
Applications 📦 181
Artificial Intelligence 📦 72
Blockchain 📦 70
Build Tools 📦 111
Cloud Computing 📦 79
Code Quality 📦 28
Collaboration 📦 30
Command Line Interface 📦 48
Community 📦 81
Companies 📦 60
Compilers 📦 60
Computer Science 📦 74
Configuration Management 📦 39
Content Management 📦 167
Control Flow 📦 197
Data Formats 📦 77
Data Processing 📦 266
Data Storage 📦 132
Economics 📦 60
Frameworks 📦 198
Games 📦 122
Graphics 📦 103
Hardware 📦 148
Integrated Development Environments 📦 47
Learning Resources 📦 147
Legal 📦 28
Libraries 📦 119
Lists Of Projects 📦 21
Machine Learning 📦 336
Mapping 📦 61
Marketing 📦 15
Mathematics 📦 55
Media 📦 228
Messaging 📦 97
Networking 📦 304
Operating Systems 📦 84
Operations 📦 120
Package Managers 📦 52
Programming Languages 📦 229
Runtime Environments 📦 96
Science 📦 42
Security 📦 375
Social Media 📦 26
Software Architecture 📦 70
Software Development 📦 68
Software Performance 📦 57
Software Quality 📦 127
Text Editors 📦 45
Text Processing 📦 131
User Interface 📦 310
User Interface Components 📦 465
Version Control 📦 29
Virtualization 📦 68
Web Browsers 📦 38
Web Servers 📦 25
Web User Interface 📦 194

The Top 2,556 Email Open Source Projects on Github

Categories > Networking > Email
Nylas Mail ⭐ 24,601
💌 An extensible desktop mail app built on the modern web. Forks welcome!
Phpmailer ⭐ 17,103
The classic email sending library for PHP
Awesome Falsehood ⭐ 16,286
😱 Falsehoods Programmers Believe in
Nodemailer ⭐ 14,152
✉️ Send e-mails with Node.JS – easy as cake!
Mjml ⭐ 12,550
MJML: the only framework that makes responsive-email easy
Mailspring ⭐ 11,422
💌 A beautiful, fast and fully open source mail client for Mac, Windows and Linux.
Responsive Html Email Template ⭐ 10,504
A free simple responsive HTML email template
Mailinabox ⭐ 10,433
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.
Emailvalidator ⭐ 10,287
PHP Email address validator
Swiftmailer ⭐ 9,458
Comprehensive mailing tools for PHP
Mailpile ⭐ 8,486
A free & open modern, fast email client with user-friendly encryption and privacy features
K 9 ⭐ 6,211
K-9 Mail – Open Source Email App for Android
Community Edition ⭐ 6,043
Free and Open Source messaging and emailing app that combines common web applications into one.
Theharvester ⭐ 5,890
E-mails, subdomains and names Harvester - OSINT
Alertmanager ⭐ 4,415
Prometheus Alertmanager
Mailkit ⭐ 4,325
A cross-platform .NET library for IMAP, POP3, and SMTP.
Cerberus ⭐ 4,263
A few simple, but solid patterns for responsive HTML email templates and newsletters. Even in Outlook and Gmail.
Heml ⭐ 4,175
HEML is an open source markup language for building responsive email.
Tutanota ⭐ 4,155
Tutanota is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.
Mail For Good ⭐ 3,834
An open source email campaign management tool for nonprofits
Email Templates ⭐ 3,194
📫 Create, preview, and send custom email templates for Node.js. Highly configurable and supports automatic inline CSS, stylesheets, embedded images and fonts, and much more!
Frappe ⭐ 3,087
Low code web framework for real world applications, in Python and Javascript
Grunt Email Workflow ⭐ 2,988
A Grunt workflow for designing and testing responsive HTML email templates with SCSS.
React Email Editor ⭐ 2,976
Drag-n-Drop Email Editor Component for React.js
Mailu ⭐ 2,963
Insular email distribution - mail server as Docker images
Check If Email Exists ⭐ 2,926
Check if an email address exists without sending any email, written in Rust.
0x4447_product_s3_email ⭐ 2,793
📫 A serverless email server on AWS using S3 and SES
Juice ⭐ 2,554
Juice inlines CSS stylesheets into your HTML source.
Learn To Send Email Via Google Script Html No Server ⭐ 2,522
✉️ An Example of using an HTML form (e.g: "Contact Us" on a website) to send Email without a Backend Server (using a Google Script) perfect for static websites that need to collect data.
Sendgrid Nodejs ⭐ 2,473
The Official Twilio SendGrid Led, Community Driven Node.js API Library
Fairemail ⭐ 2,380
Fully featured, open source, privacy friendly email app for Android
Awesome Newsletters ⭐ 2,358
A list of amazing Newsletters
Wmail ⭐ 2,104
The missing desktop client for Gmail & Google Inbox
Imapsync ⭐ 2,086
Imapsync is an IMAP transfers tool. The purpose of imapsync is to migrate IMAP accounts or to backup IMAP accounts. IMAP is one of the three current standard protocols to access mailboxes, the two others are POP3 and HTTP with webmails, webmails are often tied to an IMAP server. Upstream website is
Yagmail ⭐ 2,081
Send email in Python conveniently for gmail using yagmail
Hermes ⭐ 2,053
Golang package that generates clean, responsive HTML e-mails for sending transactional mail
Papercut Smtp ⭐ 1,991
Papercut SMTP -- The Simple Desktop Email Server
Free Email Forwarding ⭐ 1,974
The best free email forwarding for custom domains. Visit our website to get started (SMTP server)
Modoboa ⭐ 1,937
Mail hosting made simple
Notifme Sdk ⭐ 1,827
A Node.js library to send all kinds of transactional notifications.
Striker ⭐ 1,744
Striker is an offensive information and vulnerability scanner.
Fluentemail ⭐ 1,740
All in one email sender for .NET. Supports popular senders (SendGrid, MailGun, etc) and Razor templates.
Bamboo ⭐ 1,732
Testable, composable, and adapter based Elixir email library for devs that love piping.
Magma ⭐ 1,690
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.
Offlineimap ⭐ 1,625
Read/sync your IMAP mailboxes (python2)
H8mail ⭐ 1,565
Email OSINT & Password breach hunting tool, locally or using premium services. Supports chasing down related email
App ⭐ 1,543
The SimpleLogin back-end
Awesome Emails ⭐ 1,491
✉️ An awesome list of resources to build better emails.
Rspamd ⭐ 1,475
Rapid spam filtering system.
Brimir ⭐ 1,429
Email helpdesk built using Ruby on Rails and Zurb Foundation
Premailer Rails ⭐ 1,410
CSS styled emails without the hassle.
Mosaico ⭐ 1,313
Mosaico - Responsive Email Template Editor
Anonaddy ⭐ 1,303
Anonymous email forwarding
Mailchecker ⭐ 1,296
📫 Cross-language temporary (disposable/throwaway) email detection library. Covers 33600 fake email providers.
Mimekit ⭐ 1,294
A .NET MIME creation and parser library with support for S/MIME, PGP, DKIM, TNEF and Unix mbox spools.
Sendgrid Php ⭐ 1,293
The Official Twilio SendGrid Led, Community Driven PHP API Library
Aws Lambda Ses Forwarder ⭐ 1,233
Serverless email forwarding using AWS Lambda and SES
Medusa ⭐ 1,230
🐈Medusa是一个红队武器库平台，目前包括XSS平台、协同平台、CVE监控、免杀生成、DNSLOG、钓鱼邮件等功能，持续开发中
Waveboxapp ⭐ 1,213
Wavebox Classic has been updated to Wavebox 10. Learn more Wavebox.io
Sendgrid Python ⭐ 1,209
The Official Twilio SendGrid Led, Community Driven Python API Library
Himalaya ⭐ 1,192
📫 CLI email client
Django Anymail ⭐ 1,157
Django email backends and webhooks for Amazon SES, Mailgun, Mailjet, Postmark, SendGrid, Sendinblue, SparkPost and more
Brazilian Utils ⭐ 1,105
Utils library for specific Brazilian businesses
Swoosh ⭐ 1,090
Compose, deliver and test your emails easily in Elixir
Cuttlefish ⭐ 1,075
Transactional email server with a lovely web interface
Node Html To Text ⭐ 1,033
Advanced html to text converter
Fiercephish ⭐ 997
FiercePhish is a full-fledged phishing framework to manage all phishing engagements. It allows you to track separate phishing campaigns, schedule sending of emails, and much more.
Mailtrackerblocker ⭐ 988
Email tracker, read receipt and spy pixel blocker plugin for macOS Apple Mail
Kanmail ⭐ 981
📥 An email client that functions like a kanban board.
Holehe ⭐ 946
holehe allows you to check if the mail is used on different sites like twitter, instagram and will retrieve information on sites with the forgotten password function.
Disposable Email Domains ⭐ 945
a list of disposable and temporary email address domains
Beautymail ⭐ 944
Send beautiful HTML emails with Laravel
Bojler ⭐ 896
Bojler is an email framework
Notify ⭐ 895
A dead simple Go library for sending notifications to various messaging services.
Trumail ⭐ 881
✉️ ✅ A Fast and Free Email Verification API written in Go
Sendgrid Csharp ⭐ 879
The Official Twilio SendGrid Led, Community Driven C#, .NetStandard, .NetCore API Library
Bootstrap Email ⭐ 878
Bootstrap stylesheet, compiler, and inliner for responsive and consistent emails with the Bootstrap syntax you know and love.
Lettre ⭐ 877
a mailer library for Rust
Python O365 ⭐ 865
A simple python library to interact with Microsoft Graph and Office 365 API
Mysigmail ⭐ 858
UI Email Signature Generator - Make easy to create your email signature
Hawkpost ⭐ 855
Generate links that users can use to submit messages encrypted with your public key.
Sendportal ⭐ 836
Open-source self-hosted email marketing. Manage your own newsletters at a fraction of the cost.
Truemail ⭐ 804
🚀 Configurable framework agnostic plain Ruby 📨 email validator/verifier. Verify email via Regex, DNS, SMTP and even more. Be sure that email address valid and exists.
Simplyemail ⭐ 791
Email recon made fast and easy, with a framework to build on
Dank Selfhosted ⭐ 778
Automated solution for hosting email, web, DNS, XMPP, and ZNC on OpenBSD.
Sup ⭐ 772
A curses threads-with-tags style email client (mailing list: [email protected])
Deltachat Android ⭐ 768
Email-based instant messaging for Android.
Mailer ⭐ 765
The Mailer component helps sending emails
Memacs ⭐ 760
What did I do on February 14th 2007? Visualize your (digital) life in Org-mode
Sendgrid Go ⭐ 759
The Official Twilio SendGrid Led, Community Driven Golang API Library
Imap ⭐ 738
Object-oriented, fully tested PHP IMAP library
Php Mime Mail Parser ⭐ 704
A fully tested email parser for PHP 7.2+ (mailparse extension wrapper).
Cypht ⭐ 671
Cypht: Lightweight Open Source webmail written in PHP and JavaScript
Socialscan ⭐ 638
Python library and CLI for accurately querying username and email usage on online platforms
Teemo ⭐ 629
A Domain Name & Email Address Collection Tool
Deltachat Desktop ⭐ 607
Email-based instant messaging for Desktop.
Core ⭐ 601
Dovecot mail server
Alot ⭐ 601
Terminal-based Mail User Agent
Exim ⭐ 599
Exim Mail Transport Agent - source, testsuite and documentation
Responsive Html Email Signature ⭐ 581
Template generator for (responsive) emails & email signatures ✨
1-100 of 2,556 projects

Related Projects

Python Email Projects (551)
Javascript Email Projects (469)
Php Email Projects (360)
Email Smtp Projects (249)
Email Mail Projects (225)
Email Template Projects (189)
Go Email Projects (181)
Html Email Projects (179)
Java Email Projects (133)
Nodejs Email Projects (132)
C Sharp Email Projects (107)
Email Imap Projects (104)
Python3 Email Projects (104)
Javascript Nodejs Email Projects (103)
Email Gmail Projects (99)
Python Python3 Email Projects (96)
Typescript Email Projects (91)
Notifications Email Projects (89)
Css Email Projects (74)
Email Sms Projects (72)
Ruby Email Projects (71)
Api Email Projects (67)
Email Sendgrid Projects (63)
Python Email Smtp Projects (59)
Advertising 📦 9
All Projects
Application Programming Interfaces 📦 120
Applications 📦 181
Artificial Intelligence 📦 72
Blockchain 📦 70
Build Tools 📦 111
Cloud Computing 📦 79
Code Quality 📦 28
Collaboration 📦 30
Command Line Interface 📦 48
Community 📦 81
Companies 📦 60
Compilers 📦 60
Computer Science 📦 74
Configuration Management 📦 39
Content Management 📦 167
Control Flow 📦 197
Data Formats 📦 77
Data Processing 📦 266
Data Storage 📦 132
Economics 📦 60
Frameworks 📦 198
Games 📦 122
Graphics 📦 103
Hardware 📦 148
Integrated Development Environments 📦 47
Learning Resources 📦 147
Legal 📦 28
Libraries 📦 119
Lists Of Projects 📦 21
Machine Learning 📦 336
Mapping 📦 61
Marketing 📦 15
Mathematics 📦 55
Media 📦 228
Messaging 📦 97
Networking 📦 304
Operating Systems 📦 84
Operations 📦 120
Package Managers 📦 52
Programming Languages 📦 229
Runtime Environments 📦 96
Science 📦 42
Security 📦 375
Social Media 📦 26
Software Architecture 📦 70
Software Development 📦 68
Software Performance 📦 57
Software Quality 📦 127
Text Editors 📦 45
Text Processing 📦 131
User Interface 📦 310
User Interface Components 📦 465
Version Control 📦 29
Virtualization 📦 68
Web Browsers 📦 38
Web Servers 📦 25
Web User Interface 📦 194
"GitHub" is a registered trademark of GitHub, Inc. Awesome Open Source is not affiliated with GitHub.

All non readme contents or Github based topics or project metadata copyright Awesome Open Source 2018-2021