end-to-end-encryption

Tutanota is an email client with a strong focus on security and privacy that lets you encrypt emails on all your devices.

Open source 2FA authenticator, with end-to-end encrypted backups.

Peer-to-peer chat application with end-to-end encryption for private messaging, calls, and file sharing.

End-to-end encryption for things that matter. Keybase is secure messaging and file-sharing.

Cross-platform encrypted email client

End-to-end encrypted notes, tasks, and journal