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sync-engine - :incoming_envelope: IMAP/SMTP sync system with modern APIs
The Nylas Sync Engine provides a RESTful API on top of a powerful email sync platform, making it easy to build apps on top of email. See the full API documentation for more details.Install the latest versions of VirtualBox and Install Vagrant.
webmail mail-client email-clientMailspring - A beautiful, fast Webmail
Mailspring is built on the modern web with Electron, React, and Flux. It is designed to be extensible, so it's easy to create new experiences and workflows around email.
email mail electron osx electron-app imap webmail mail-client email-clientClaws Mail - Email Client and News Reader Based on GTK+
Claws Mail is a GTK+ based, lightweight, and fast e-mail client and newsreader. Supports POP3, APOP, IMAP, SMTP, SMTP AUTH, NNTP, LDAP, multiple accounts, spell-checking, addressbook, SSL, GPG, filtering, i18n, & more. It is further extended by plugins. Lots of extra functionality, like an RSS aggregator, calendar, or laptop LED handling, are provided by extra plugins.
mail-client email-client mail pop3 smtp client newsreader rss-aggregatorFairEmail - Privacy friendly email app for Android
FairEmail is easy to setup and works with virtually all email providers, including Gmail, Outlook and Yahoo. It supports Unlimited accounts, Unlimited email addresses,Unified inbox, Offline storage and operations, Conversation threading, Encryption, Anti Phishing, Automatically recognize and disable tracking images and lot more.
email email-client mobile-appSeaMonkey - All-in-one internet application suite
The SeaMonkey project is a community effort to develop the SeaMonkey all-in-one internet application suite. It contains an Internet browser, email & newsgroup client with an included web feed reader, HTML editor, IRC chat and web development tools. Under the hood, SeaMonkey uses much of the same Mozilla source code which powers such successful siblings as Firefox and Thunderbird.
internet-suite browser web-browser email-client irc-chat html-editorThunderbird - Email Client
Thunderbird is most popular simple e-mail, newsgroup and news feed client. It is comparable to Microsoft outlook. It supports features such as Firefox's tabbed browsing, Email search, Message archive, Spam filtering, Message grouping, SSL, TLS, POP3 and IMAP support and lot more.
mail email-client mail-client imap pop3 smtpsup - A curses threads-with-tags style email client (mailing list: supmua@googlegroups.com)
Sup is a console-based email client for people with a lot of email.Sup does in general not play nicely with other mail clients, not all changes can be synced back to the mail source. Refer to Maildir Syncback in the wiki for this recently included feature. Maildir Syncback allows you to sync back flag changes in messages and to write messages to maildir sources.
email tags lightweight mail-client email-client consoleHastymail - IMAP/SMTP client in PHP
Hastymail is a fast, secure, rfc-compliant, cross-platform IMAP/SMTP client application written in PHP providing a clean web interface for sending and reading E-mail. It is compatible with PDAs, phones, text browsers, and all mainstream browsers. The ability to use a database for storing user settings, contacts, and plugin data, with support for both Postgresql and Mysql.
mail email-client webmail mail-client webmail-client web-mail imap-clientK-9 Mail – Advanced Email for Android
K-9 Mail is an open-source email client for Android.
android email communication mail-client email-client android-appsTutanota - Encrypted MailBox
Tutanota automatically encrypts all your data on your device. Your emails as well as your contacts stay private. You can easily communicate with any of your friends end-to-end encrypted. Even subject and attachments as well as all your contacts are encrypted. It provides an open webmail service that is very easy to use.
secure-mail encryption email-client email-encryption webmail emailSylpheed - Lightweight and user-friendly e-mail client
Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client. It provides intuitive user-interface, Powerful filtering and search, Junk mail control, Security features (GnuPG, SSL/TLSv1). Sylpheed supports not only the major protocols such as POP3, IMAP4rev1 and SMTP, but also NNTP (NetNews). IPv6, which is the next-generation Internet protocol, is also supported by default.
mail-client email-client mail pop3 smtp clientKMail - KDE Email Application
KMail is the email component of Kontact, the integrated personal information manager from KDE. It supports the standard mail protocols IMAP, POP3 and SMTP. It supports authentication via NTLM (Microsoft Windows) and GSSAPI (Kerberos). It has native support for inline OpenPGP, PGP/MIME, and S/MIME.
mail-client email-client mail pop3 smtp clientSquirrelMail - Webmail
SquirrelMail is a PHP-based Web email client. It includes built-in pure PHP support for IMAP and SMTP, and renders all pages in pure HTML 4.0 for maximum compatibility across browsers. It has strong MIME support and a flexible plugin system.
mail email-client webmail mail-client webmail-client web-mailMutt - Text based E-Mail Client
Mutt is a small but very powerful text-based mail client for Unix operating systems. Its features include message threading, POP3, IMAP support, support for multiple mailbox formats (mbox, MMDF, MH, maildir), Delivery Status Notification (DSN) support, multiple message tagging, translation into at least 20 languages and lot more.
email-client email tool communicationCypht - Lightweight Open Source webmail written in PHP and JavaScript
All your E-mail, from all your accounts, in one place. Cypht is not your father's webmail. Unless you are one of my daughters, in which case it is your father's webmail. Cypht is like a news reader, but for E-mail. Cypht does not replace your existing accounts - it combines them into one. And it's also a news reader..
webmail webmail-client imap pop3 smtp news-reader rss atom e-mail mail-client email-clientGeary - Email Application to Send and Receive mails
Geary is an email application built around conversations, for the GNOME 3 desktop. It allows you to read, find and send email with a straightforward, modern interface.
mail-client email-client mailProtonMail - Web client for the ProtonMail secure email service
ProtonMail provides secure email service. All emails are secured automatically with end-to-end encryption. This means even we cannot decrypt and read your emails. As a result, your encrypted emails cannot be shared with third parties.
secure-mail encryption email-client email-encryption webmailIsotope Mail Client - Microservice based webmail client built with ReactJS and Spring
Isotope Mail client is a microservice based webmail client built with ReactJS and Spring. One of the main reasons to develop Isotope Mail is to learn and showcase new technologies, frameworks and libraries and how they can be used in a real life product. There is a stronger focus on achieving top quality code rather than delivering a large number of features.
web-mail webmail e-mail mail mail-client email-clientdisposable-mailbox - self-hosted disposable email service (php) using catch-all and imap
Disposable-mailbox can be installed by copying the src directory to a webserver. copy the files in the src directory to your web server (not the whole repo!).
disposable-email trashmail imap email-clientmaildir-tools - Golang-based utility which can be used for scripting Maildir things, and also as a basic email client
There is a demo of mail-client UI, but the focus at the moment is upon improving the scripting facilities. In the past I've written a couple of console-based email clients, and I always found the user-interface the hardest part.
shell cli console email scripting maildir email-client maildir-utils maildir-folders
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