CheckGmail is an alternative Gmail Notifier for Linux and other *nix
systems. It is fast, secure and uses minimal bandwidth via the use of
Atom feeds. CheckGmail is a system tray application that checks a Gmail
account for new mail. When new mail is present the tray icon changes,
an optional animated popup is displayed and a tooltip displays the
number and details of new messages. Configuration is GUI-based and the
application is designed to be simple, elegant and unobtrusive.