googleworkspace / cli

Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.

rustmailer / rustmailer

A self-hosted Email Middleware for IMAP, SMTP, Gmail API, Graph API — built for developers

c9dev / penguin-mail

Mail and calendar for Linux and macOS. Gmail and IMAP accounts, Google Calendar, contacts, OpenPGP and S/MIME. GTK4 and libadwaita, written in Rust.