Thunderbird
thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. the project strategy is modeled after mozilla firefox.
Boost your productivity and send better email with Mailspring, a beautiful, fast email client for Mac, Windows, and Linux. Mailspring is free to use and an optional pro version adds read receipts, send later, reminders and more.
mailspring is a desktop email client designed for macos high sierra, windows 10 and linux. with modern features like unified inbox, snoozing, templates, offline search, and support for gmail labels, mailspring will breathe life back into your tired inbox! mailspring is free and supports all imap providers, including gmail, office 365 and icloud. mailspring does not support exchange activesync. if your work revolves around email, mailspring pro (an optional subscription) adds even more features, supercharging the app with read receipts, link tracking, send later, reminders, contact profiles, etc.
Customizable Extensible by Plugins/Extensions Support for IMAP Sync Contacts Multiple Account support Drag n drop Support for Themes Dark theme Conversation view Unified inbox Email tracking Email Analytics Email tracking & analytics
customizable extensible imap-support contact-sync email-client imap multiple-account-support drag-and-drop themeable dark-theme conversation-view gmail-client unified-inbox email-management email-tracking email-analytics keyboard-shortcuts email-tracking-and-analytics read-receipt
thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. the project strategy is modeled after mozilla firefox.
Free Open Source Windows Linux BSD Mac Haiku
Part of the Microsoft Office Suite, Outlook is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.
Commercial Mac OS X Windows Android iPhone Android Tablet iPad Web Windows Phone
There’s big news attached. The best way to manage email on a Mac gets even better with OS X Yosemite.
Free Mac OS X iPhone iPad
Newton is a fully featured mail client available for Android, iOS, macOS and Windows. Works for watch too. It's based on cloud so you can connect it to any account and get fast search, push notifications, read receipts (PREMIUM), etc .
Commercial Mac OS X Windows Android iPhone Android Tablet iPad Windows RT Apple Watch
The free Zimbra Desktop client allows you to meld the online and offline worlds – storing and synching your email, calendar, contacts, files and documents in the cloud, yet having them locally accessible when on the road.
Free Personal Mac OS X Windows Linux
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.
Free Open Source Mac OS X Windows Linux BSD
pantheon mail is a free open source email client forked by the elementary os community from geary...
Free Open Source Linux elementary OS