Open Source JavaScript Email Software

Tutanota is an open source email client focused on security and privacy. It is built with end-to-end encryption and 2FA, so you can be assured of utmost email security. Tutanota is always encrypted, so whether you’re using their secure webmail client, mobile apps or desktop clients, you can be sure to communicate securely.

Sieve Editor is a free, open-source application designed for managing server-side email filtering scripts. It provides a graphical interface for creating, editing, activating, and deleting Sieve scripts stored on compatible mail servers. The software uses the ManageSieve protocol to communicate with servers without requiring manual terminal commands. Users can define filtering rules to organize incoming messages and automate email handling. It supports visual rule editing alongside direct script editing for advanced configurations. Its standalone architecture replaces the original Thunderbird extension while retaining email filtering functionality. Developed with JavaScript and Electron, Sieve Editor provides a dedicated environment for administering Sieve-compatible email servers.

Untangle is a Linux-based network gateway with pluggable modules for network applications like spam blocking, web filtering, anti-virus, anti-spyware, intrusion prevention, bandwidth control, captive portal, VPN, firewall, and more. Visit http://untangle.com

Simple, web-based address & phone book, contact manager, organizer. Groups, addresses, e-Mails, phone numbers & birthdays. vCards, LDIF, Excel, iPhone, Gmail & Google-Maps supported. PHP / MySQL based.

MailSlurper is a small SMTP mail server that slurps mail into oblivion! MailSlurper is perfect for individual developers or small teams writing mail-enabled applications that wish to test email functionality without the risk or hassle of installing and configuring a full-blown email server. It's simple to use! Simply set up MailSlurper, configure your code and/or application server to send mail through the address where MailSlurper is running, and start sending emails! MailSlurper will capture those emails into a database for you to view at your leisure. The following are general instructions for compiling MailSlurper. Your details may vary a bit here and there. The below example is based on a Unix-style system, such as Ubuntu or OSX. Furthermore, for instructional purposes, it is assumed that your GOPATH is set to ~/code/go, and that you have a folder in your source directory called github.com. Your setup may vary.

Mailtrain is an open source, self-hosted newsletter application that allows you to easily manage your subscriber lists, even with a very large number of subscribers. Whether you have a thousand or a million subscribers, Mailtrain can keep you on top of things by letting you add subscribers manually, through the API, or import from a CSV file. Built on Node.js (v7+) and MySQL (v5.5+ or MariaDB), Mailtrain comes with an excellent set of features, including a wide range of custom fields, list segmentation, template editors, automation and more. It also allows you to check click statistics of every link included in your campaign.

Kalkun is an open source web-based SMS (Short Message Service) manager. It uses Gammu SMSD (part of gammu family) as SMS gateway engine to deliver and retrieve messages from your phone/modem. Documentation is on the wiki: https://github.com/kalkun-sms/Kalkun/wiki Development and source code can be found on github: https://github.com/kalkun-sms/Kalkun/

The ZEG (Zero Effort Groupware) edition of SOGo is intended to provide a complete out-of-the-box testing environment of SOGo, the Open Source messaging and calendaring software.

ADbNewsSender is an easy to install and use php based newsletter script. You can use it to manage multiple newsletters. It is using double opt in and supports MySQL/MariaDB and PostgreSQL. You can also present a web archive to your website's visitor. Please note that the development has been discontinued. You can still download the software, but you won't receive any support or updates.

Jetbox CMS is seriously tested on usability & has a professional intuitive interface. Its role based, with workflow and module orientated. All content is fully separated form layout. It uses php & mysql.

Dada Mail is a Contemporary Mailing List Manager, enabling you to easily run a verified mailing list that your subscribers can trust, right on your own website. Dada Mail helps you with managing an email mailing list, offering complete support for safe, closed-loop opt-in subscriptions, sending out mass mailings, keeping message archives and allowing you to share your messages in lots of neat ways. You run Dada Mail on your own web hosting account, giving you complete control over your valuable mailing lists. Do It Yourself - Dada Mail is designed for small businesses in mind, to provide an economical and extremely flexible solution to reach out to your customers, fans, friends, business partners and clients. There's no monthly fee to use Dada Mail, based on sending amount or otherwise.

Help Center Live is a Live Support tool written in PHP, using a MySql database, that allows visitors on a webste to hold a conversation in real time with a representative of the website. *** VISIT HTTP://WWW.HELPCENTERLIVE.COM FOR DOWNLOADS ***

Modest system requirements, decent performance, simple installation and upgrade, no database required - all these make RainLoop Webmail a perfect choice for your email solution.

Csv2vcard is a program for converting *.csv (comma seperated values as e.g. exported by M$ Outlook) files containing contact information to the industry standard vcard format which can be imported by most mailers and PIM software (optimized for evolution)

6XMailer is a PHP POP3 mail reader with support for HTML mail, MIME attachments, embedded mail content, multilingual ready, and themes. It has an address book and centralized configuration file.

This anonymous emailer script written in PHP is a free, opensource project designed to send EMails from anyone to anyone, with additional details such as Reply-To ,an anti-spam CAPTCHA and a WYSIWYG.

GeFlo: Gestione Flotte (Fleet Management) is a web application for all your vehicle operations: identifying vehicle and drivers, geo-localization, ordinary and extraordinary maintenance, patent expiration, change oil, ecc. Author: ccamusso@gmail.com

Extension for Mozilla Thunderbird which allows the computation of several statistics about the user mail, such as number of messages per year or number of messages per sender.

Codegroup is a Java application that will allow one to convert binary (or text) computer files in to 5 letter codegroups for transmission over email, landline telephones, radioteletype or Morse Code. Codegroup has internal error correction & limited cryptography capabilities. Codegroup : ZZZZZ YBPIL AIAIG FMOPP CPAAA DGNGP GPGPA ADNJN ELJKO ELIMO GEOHF KIFGP IFBCB PKCPI YJMHE PHBHP PPOBH NCOHD AKLLL AGHFP DEGEF LKELC EAIJI ABAGP AHPPO IHHPH OHPDF YNFPB ALEPO KMPKP Once this program has a graphical user interface, an Enigma like subsystem must be devised for data whitening. For content encryption, the use of Java's facilities is being considered as a long term option. This project's initial sourcecode is related to : http://www.fourmilab.ch/codegroup/ http://winmorse.com/ https://bitbucket.org/bgneal/cpp-enigma http://www.whence.com/minimodem/ For the User Interface http://www.oracle.com/technetwork/java/javafx/tools/

Mail Sniper is an extension for Mozilla Thunderbird that allows you to backtrack you emails and get information about the transmitting servers. You can also visualize the results on different ways.

This plugin will add to the AJAX Webmail RoundCube the ability to tag mails like it is done in Thunderbird. He will follow the same semantic as Thunderbird to manage tag, so tags set using this plugins will be seen in Thunderbird and vice-versa.

Strike the 'T' key to sort messages by thread, strike the 'U' key to sort unthreaded again, just like the 'G' key switches to Grouped By Sort view.

Free and easy-to-use webmail script with AJAX interface. Supports POP3/IMAP accounts, SMTP, SSL. Users can check and send mail, use address book. Skins, non-English languages, UTF-8. MS SQL/MySQL/MS Access backends supported.

AfterLogic WebMail Lite PHP is a free AJAX webmail application. Users can receive, view, manage, compose, and send email through web interface (IMAP and SMTP supported). Source code included.