lite messages

Add cards in Address Book from selected Mail messages.

A plugin for Apple Mail that shows messages

It lets you send/receive messages instantly and participate in chats.

Quickly send messages to your Adium contacts.

HTTP Client is a debugger tool for HTTP messages

Browse and backup your Entourage messages.

Driver for USB 4-port serial adaptor.

Connect your PDA to your Mac using USB.

Keyspan USB Twin Serial Adapter is a driver for the USB Twin Serial Adapter.

Drivers for the Keyspan SX Pro serial card.