Balsa is described as 'E-mail client for GNOME, highly configurable and incorporating all the features you would expect in a robust mail client' and is a Email Client in the office & productivity category. There are more than 10 alternatives to Balsa for a variety of platforms, including Windows, Linux, BSD, Mac and Android apps. The best Balsa alternative is Thunderbird, which is both free and Open Source. Other great apps like Balsa are Evolution, Claws Mail, Mailbird and Sylpheed.
Historically, Icedove was a re-branding of Thunderbird by the Debian project, with minimal modifications, in order to resolve branding disputes. Debian since discontinued Iceweasel in February of 2017 after reaching an agreement with Mozilla over the use of it's trademark.
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