Communication

Postbox is email solution that provides powerful search, and productivity tools.

SCIM (the Secure Cryptographic Instant Messenger...

Free

It periodically checks your IMAP server for new email.

Free, customizable Twitter client with a strong, efficient workflow.

Free

Make free PC to PC video and voice calls

Free

Client for the Livejournal.com weblog service.

Attach metadata, due dates, projects, priorities to email.

Free

Takes desktop snapshots, uploads them on Dropbox and provides a shortened URL.

Free

RemoteGateway allows some of iPhone Apps to communicate with Apple computers.

Entourage Email Archive X is an utility for archiving emails and attachments.

THE EASY-TO-USE SOLUTION TO SEND ENCRYPTED EMAIL MESSAGES Encrypt Email is a easy-to-use solution to send encrypted email messages.

· Extracts all attachments from winmail.dat files · Extracts...

Free

Motorola Media Link connects your compatible Motorola phone with your MAC.

Easiest to use diary app for OS X.

Free

Desktop Twitter client for Macintosh

Allows filing email messages into several mailboxes with simple keystrokes.

Export your Mac Address Book contacts to a local file.

Monitors changes in the contents of specific webpages.

Full-featured newsletter and email management software that helps you keep in touch with your visitors.

It can quickly view and save the important contents of "winmail" and "winmail.dat" files.

Free

Exchange online messages that appear as soon as they're sent.

Echelon is a a passive Twitter client to see what the world is talking about.

Free

A Twitter audience notifier that resides in the menu bar.

With Flirt you have consistent access to Facebook with easy to use features.