Advanced Email client from KDE.
Features:
* Mail protocols IMAP, POP3, SMTP
* Authentication via NTLM (Windows & Kerberos)
* Secure TLS logins
* International language support
* Spell-checking
* Integrated OpenPGP, PGP/MIME, and S/MIME
* Composing HTML mail
* Plain text reading mode
... [More]
for HTML mail
* Receive & accept scheduled invitations from colleagues into calendar
* Spam checkers integration
* Probability meter for spam
* Powerful search with filter abilities
* Import from other clients/formats
* Integration with Kontact
* Encrypted passwords with KWallet
* Different backup options
* Flagging & tagging messages to for sorting & extraction of info
* Mailing lists management
* Emoji support
* Sender's avatar
* X-Face support
* Compression of attachments [Less]
