TrulyMail

Evolution is the official personal information manager and workgroup information management tool for GNOME. It combines e-mail, calendar, address book, and task list management functions. It has been an...

Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book,...

K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support, message flagging, IMAP deletes,...

Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response Graceful, and sophisticated interface Easy configuration, intuitive operation Abundant features ...

Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA). Sylpheed runs on Unix-like systems such as Linux, BSD, and Mac OS X. It also supports Windows. …

Mutt is a small but very powerful text-based mail client for Unix operating systems.

Geary is a lightweight email program designed around conversations and built for the GNOME desktop. Geary is a new email reader for GNOME designed to let you read your email …

KMail is the email component of Kontact, the integrated personal information manager of KDE. Kontact is a personal information manager and groupware software suite for KDE. It supports calendars, contacts,...

A modern, fast web-mail client with user-friendly encryption and privacy features. 100% Free and Open Source software.

Inbox2 is a premium connected lifestyle application that brings communication - and the people you communicate with - into a single, synchronized application that is accessible everywhere. The innovative email...