Open Source SaaS Alternatives, Self-Hosted Software & COSS Benchmarks · EarlyLore

11 projects

Replaces:

Open-source alternatives to Gmail

Open-source projects · GitHub Stars
Project	Tagline	Category	License & Stack	Stars	Visits	Commercial	Actions
Postalpostalserver/postalOpen source mail delivery platform	Open source mail delivery platform		MIT	17K	—	—
StalwartCOSSstalwartlabs/stalwartUpgrade your email with Stalwart.	Upgrade your email with Stalwart.		Fair-code	15.9K	138.4K	—
Mail-in-a-Boxmail-in-a-box/mailinaboxTake back control of your email with this easy-to-deploy mail server in a box.	Take back control of your email with this easy-to-deploy mail server in a box.		CC0-1.0	15.5K	56.1K	—
Mailcowmailcow/mailcow-dockerizedThe mailserver suite with the 'moo' – 🐮 + 🐋 = 💕	The mailserver suite with the 'moo' – 🐮 + 🐋 = 💕		GPL	13.8K	—	—
Mailpitaxllent/mailpitMailpit - email & SMTP testing tool with API for developers	Mailpit - email & SMTP testing tool with API for developers		MIT	10.9K	—	—
MailuMailu/MailuDocker-based simple mail server	Docker-based simple mail server		Fair-code	7,614	—	—
RoundCuberoundcube/roundcubemailModern Open Source Webmail, Calendar, Contacts Client	Modern Open Source Webmail, Calendar, Contacts Client		GPL	7,270	127.2K	—
SimpleLoginCOSSsimple-login/appOpen source email alias. Clean inbox. Custom domain, PGP,...	Open source email alias. Clean inbox. Custom domain, PGP,...		AGPL	7,135	—	$2,000Claimed
MailDevmaildev/maildevSMTP server and interface for testing email	SMTP server and interface for testing email		MIT	6,160	—	—
Moxmjl-/moxMox - modern, secure, all-in-one email server	Mox - modern, secure, all-in-one email server		MIT	5,941	—	—
AnonAddyCOSSanonaddy/anonaddyA different email address for every website	A different email address for every website		AGPL	4,950	150.3K	$6/mo