
Thunderbird
thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. the project strategy is modeled after mozilla firefox.
nylas mail lives is a fork of nylas mail that fixes many longstanding issues, improves the client experience, and is committed to...
nylas mail lives is a fork of nylas mail that fixes many longstanding issues, improves the client experience, and is committed to publish new releases.
Extensible by Plugins/Extensions Multiple Account support
extensible email-client multiple-account-support
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
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.
Freemium