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Windows Live Messenger Library

The Windows Live Messenger Library is a client-side library for building Web-based applications that integrate with Windows Live™ Messenger. With the Windows Live Messenger Library, developers can build presence-enabled instant messaging applications that Web site visitors can use to interact with each other and Windows Live Messenger client users.

The Windows Live Messenger Library is written in C# and compiled into JavaScript using Script#. Messenger Library applications can be written either in C# (with Script#) or JavaScript.

The Messenger Library can be used by Web sites hosted in any domain and works by using cross-site API calls to the Windows Live Messenger service. Registration with Microsoft is not required to use the Windows Live Messenger Library for development purposes.

Getting Started with the Windows Live Messenger Library explains the basic requirements for developing applications that use the Windows Live™ Messenger Library.

What's New in the Windows Live Messenger Library summarizes new features and changes introduced in the current version.

Windows Live Messenger Library Tutorial is a multi-part tutorial that walks through the steps of building a basic Web Messenger–based application.

Developing with the Messenger Library covers the fundamentals of developing applications that use the Windows Live™ Messenger Library, including step-by-step instructions for common tasks and programming conventions unique to the Windows Live™ Messenger Library.

Windows Live Messenger Library Application Design Guidelines presents the required and best practices for building an effective application with the Windows Live™ Messenger Library.

Windows Live Messenger Library Reference documents the namespaces and classes of the Windows Live™ Messenger Library.

The use of the Windows Live Messenger Library is governed by the Terms of Use found here.

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