1666 Like Thunderbird Good alternative? YES NO 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 Mac Windows Linux BSD PortableApps.com Haiku Extensible by Plugins/Extensions Built-in RSS reader Calendar integration Customizable ... Extensible by Plugins/Extensions Free API Import from Google Reader Integrated Chat Integrated Web Browser Multiple Account support Export to OPML Import feeds from OPML POP3 Support Tabbed interface Add a feature The addons extend Thunderbird's functionality making it by far the best email client ever made. zibusisomasuku • May 2017 Disagree Agree
141 Like Evolution Good alternative? YES NO Evolution is the official personal information manager and workgroup information management tool for GNOME. It combines e-mail, calendar, address book, and task list... Free Open Source Linux BSD GNOME Built-in RSS reader CalDAV Calendar integration CardDAV ... Encrypted email Integrated Spam Protection Multiple languages POP3 Support Add a feature
65 Like Geary Good alternative? YES NO Geary is an email application built for GNOME 3. It allows you to read and send email with a simple, modern interface. Free Open Source Linux BSD GNOME No features added Add a feature
70 Like Claws Mail Good alternative? YES NO Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response Graceful, and sophisticated interface Easy configuration... Free Open Source Windows Linux BSD Xfce Built-in RSS reader Content Filtering Extensible by Plugins/Extensions Support for IMAP ... Lightweight Multiple languages Multiple Account support Add a feature No central inbox or unread box for all mailbox accounts Guest • Oct 2017 Disagree Agree
48 Like Sylpheed Good alternative? YES NO Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA). Sylpheed runs on many systems such as Windows, Linux, BSD, Mac OS X and... Free Open Source Mac Windows Linux BSD PortableApps.com Lightweight Add a feature
21 Like Icedove Good alternative? YES NO Icedove is the Thunderbird email client rebranded by Debian . Free Open Source Linux Xfce Built-in RSS reader Extensible by Plugins/Extensions Integrated Chat Export to OPML ... Import feeds from OPML Tabbed interface Add a feature
10 Like Trojitá Good alternative? YES NO Trojitá, is a fast Qt IMAP e-mail client that respects open standards and facilitates modern technologies. Trojitá values vendor-neutrality that IMAP provides... Free Open Source Windows Linux IMAP debugging Support for IMAP Add a feature
6 Like Pantheon Mail Good alternative? YES NO Pantheon Mail is a free open source email client forked by the elementary OS community from Geary... Free Open Source Linux elementary OS No features added Add a feature
5 Like Mulberry Good alternative? YES NO Mulberry is a powerful, easy to use electronic mail (email) and calendar program that allows you to send, access, and manage email and calendars. Mulberry also helps you... Free Open Source Mac Windows Linux CalDAV POP3 Support Add a feature Discontinued The project is no longer developed. Last version, 4.0.8, released in February 2007, can be still downloaded from the official website.
5 Like Simple Mail Good alternative? YES NO Simple Mail is a mail client for Firefox. It allows you to get notified, read and write messages for multiple email accounts inside Firefox. Usage: Configure one or... Free Mac Windows Linux Firefox No features added Add a feature
12 Like Hiri Good alternative? YES NO Fast, good looking email client. Lighter than MS Outlook with some unique and clever features. Works ONLY with Outlook / Exchange. Free Personal Mac Windows Linux Calendar integration Email categorization and prioritization Convert Email to Task Add a feature
