This Phone Manager allows control some aspects a mobile phone from a GNOME 2 desktop. It is free software, licensed under the GPL. The software is in its early stages right now. Current features include:

Runs as panel applet

Display on-screen alert when text message (SMS) arrives

Text message (SMS) sending facility

Sends cluepackets to Dashboard about incoming messages.

Some of the features planned in the near future include:

Addressbook integration

Call monitoring and dialing

The Phone Manager supports any mobile phone that can connect to your computer as a serial port: via Bluetooth, IrDA or a serial cable.