aMSN is a Windows Live Messenger clone licensed under the GPL. Its main objective is to assist users who are new to the GNU/Linux operating system keep in contact with those who use the Microsoft program which is available only on Windows and Macintosh. To achieve this objective, aMSN attempts to emulate the look and feel of Windows Live Messenger, and supports many of its features.aMSN has features not present in Windows Live Messenger. Users can set alarms, are able to see others who have removed them from their contact list, and are able to open many profiles at once. It is also very customizable, with extensions and themes available at the main site. aMSN also allows functions not available in Microsoft Messenger for Mac (the Macintosh counterpart of Windows Live Messenger), such as webcam support, and the "nudge" feature.