Penguin Mail Launches as Open-Source Email Client for Linux with AI Features

Oct 6, 2026

AI Summary

Penguin Mail is a new open-source email and calendar client for Linux, supporting various email services including Gmail and Microsoft accounts. The application offers features like unified inbox, calendar views, and privacy-focused design without tracking or ads.

Penguin Mail is an open-source email client designed for Linux, available under the GPL-3.0-or-later license.
It supports multiple email services, including Gmail, Microsoft 365, Fastmail, iCloud, and any IMAP or POP3 server.
Users can manage all their accounts in one inbox, with syncing capabilities and notifications from the system tray.
The client provides calendar views (Day, Week, Month, Agenda) and integrates contacts from various providers.
Penguin Mail allows users to sign and encrypt emails using their own GnuPG keys, ensuring that no keys or passphrases are stored by the application.
It includes features for managing email categories, scheduling messages, and creating temporary email addresses to combat spam.
The application does not have its own servers, ensuring direct communication with email providers without tracking or advertisements.

open-sourceemail clientrustlinuxai

Penguin Mail Launches as Open-Source Email Client for Linux with AI Features

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