There are 3 repositories under encrypted-email topic.
:lock: GPG Sync is designed to let users always have up-to-date public keys for other members of their organization
Securely share and store passwords and sensitive files.
Angular webclient (with Linux, macOS and Windows desktop clients) for CTemplar's encrypted email service.
GnuPG-encrypted emails made easy
mailout - a https://caddyserver.com/ V1 SMTP client email middleware with PGP encryption
VESmail Local Proxy for Android
VESmail Local Proxy for macOS and iOS
VESmail JS lib - end-to-end encrypted emails