GmailAssistant is a notifier for multiple Gmail and Google Apps email accounts.
It accesses your accounts securely using IMAP over SSL. Choose from various notification options (unread mails in Inbox only, All Mails, or with specified labels) and alert methods (popup message, chime, blink keyboard LED). Runs on any OS with the Java Runtime Environment (JRE 6+). GmailAssistant is free and open source software written in Java and released under the GNU GPL license version 2. More information at http://gmailassistant.sourceforge.net/