
Rainloop
Mailpile
Horde
Roundcube
Mailo
Cypht
HEY
Soverin
Sendmail
Postfix
Exim
sSMTP
KumoMTA
MailerQ
OpenSMTPD
Mail-in-a-box
Sendmail might be a bit more popular than Rainloop. We know about 1 link to it since March 2021 and only 1 link to Rainloop. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Have a local mail server be part of your development environment, along with a frontend like SquirrelMail or RainLoop. - Source: dev.to / almost 2 years ago
We are using sendmail and Exchange online with to different identies. We are experience problem that we want to receive Teams invitation to our @ sendmail.com address, when I forward teams invitation fromexchange online identite to "sendemail" identetie we are getting error. Source: over 5 years ago
Mailpile - Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features.
Postfix - Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
Horde - Horde Groupware is a free, enterprise ready, browser based collaboration suite.
Exim - Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Roundcube - Web-based IMAP email client
sSMTP - sSMTP is a simple MTA to deliver mail from a computer to a mail server.