Keyboard-based e-mail filing for Apple Mail.
For making email-able postcards.
Make and receive phone calls from your Mac using a Bluetooth hands-free connection to your phone.
Displays Apple Mail's unread count in menu bar.
AppleScripts to manipulate iChat & iTunes
Mailsum gives you insight in your email behavior.
webmail & calendaring service supports iCal, POP, IMAP
Check multiple Gmail accounts at specified intervals.
Email client with a clean, intuitive interface and end-to-end encryption.
Make international Voip calls.
Send and track personalized messages.
Collection of 100 top-quality templates for Apple Mail.