Alternatives
Open Source Alternatives to Gmail
A free email service developed by Google, offering secure webmail, POP3, IMAP access, spam filtration, and organizational tools since 2004.
Open Source Alternatives to Gmail
Use the same directory search, ordering, and pagination controls inside this collection.
4 of 4 tools
Zero
MIT
Self-hostable email client that connects to your existing accounts and gives you full control over your data, interface, and inbox experience.
UnInbox
Unknown
Streamline team communication with shared inboxes, unlimited email addresses, and customizable workflows. Perfect for modern businesses seeking organized email management.
Tuta
GPL-3.0
Tuta offers encrypted email, calendar and contacts with quantum-resistant security, protecting your privacy without ads or tracking.
Twake Mail
AGPL-3.0
Open source professional email solution with PGP encryption, JMAP protocol, AI-powered responses, and advanced antispam protection. Control your data privately.