yahoo mail

A new open-source mail client for Mac OS X.

Block access to incoming and/or outgoing mail servers and websites

Assists administrators backing up mail settings and stores.

Stop spam mails for your mail client.

gMailContacts uploads the E-Mail addresses from your Mac OS X Address Book..

list application for Mac OS X that synchronizes withiCal and Mail.

The complete and fast mail application for GNUstep and Mac OS X.

Set email message priorities in Mail.app.

Batch photo uploader for Flickr.