Recommendations

Provider	OpenPGP	IMAP / SMTP	Anonymous Payments	Links
⭐ Proton Mail	✅	✅ (Paid)	Cash	Onion Service Privacy Policy Source Code
⭐ Tuta	❌	❌	Monero ❤️	Privacy Policy Source Code
Mailbox.org	✅	✅	Cash	Privacy Policy
Disroot.org	❌	✅	Monero ❤️	Onion Service Privacy Policy
Cock.li	❌	✅	➖	Onion Service Privacy Policy

Self-Hosting Email

Provider	Links
⭐ Mail-in-a-Box	Source Code Documentation
⭐ Mailcow	Source Code Documentation
UnInbox	Documentation

If you need help managing a mail server, check out this guide.