Balsa
Balsa is an e-mail client for GNOME, highly configurable and incorporating all the features you…
13 Alternatives To Balsa
Claws Mail
Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response
Columba
Columba is an email client written in Java, featuring a user-friendly graphical interface with…
Evolution
Apps/Evolution - GNOME Wiki!
Geary
Geary is an email application built for GNOME 3.
Icedove-UXP
A FLOSS mail application built on the Unified XUL Platform.
InboxZero
The best and most innovative mail app to master your overloaded mailbox.
Kontact - KMail
Email client by KDE, supporting POP3 and IMAP mailboxes.
Mailbird
Mailbird is the best email client for Windows 7, 8 and 10
Microsoft Mail and Calendar
Mail and Calendar apps already built in Windows 10.
Mutt
Add forums and commenting to your site. Unlimited posts, users and traffic, for free. Embeddable, styleable and scriptable.
Nextcloud Mail
í ½í² Mail app for Nextcloud
Sylpheed
Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA).
TouchMail
Navigate messages with zooms and swipes across your messages.