E2E encrypted Email Clients

#1

Bring email encryption straight into your browser. We recommend using Firefox for this. It can be used to encrypt and sign electronic messages, including attached files,…

#2

GNOME Evolution is a Linux personal information manager combining email, calendar, contacts, and tasks in one application. It uses standard protocols (IMAP, SMTP, CalDAV, CardDAV) and supports native OpenPGP and S/MIME encryption without plugins.

#3

Kontact is the KDE personal information management suite that combines KMail (email), KOrganizer (calendar), KAddressBook, and a feed reader into a single unified window. It runs on Linux and supports IMAP, POP3, OpenPGP, and S/MIME natively.

#4

NeoMutt is a command-line email client for Linux and macOS, forked from Mutt with a large collection of patches and added features. It supports IMAP, POP3, SMTP, OpenPGP, S/MIME, Notmuch search integration, and is highly configurable via a plain-text config file.

#5

FairEmail is a fully featured, open-source email client for Android that uses standard IMAP/SMTP protocols and supports OpenPGP and S/MIME encryption. It blocks remote image tracking, confirms link opens, and stores no data on third-party servers.

#6

Canary's security suite is second to none with Seamless End-To-End Encryption, Full PGP Support, Biometric App Lock, On-Device Fetch, No Ads, No Data Mining & Open Source Mail…