© 2010 Autodesk
Introduction to Revit 2011 API
Add-in Manifest
.addin File
§
<?xml version="1.0" encoding="utf-8" standalone="no"?>
<RevitAddIns>
  <AddIn Type="Command">
    <Text>Hello World</Text>   
    <FullClassName>RevitIntroVB.HelloWorld</FullClassName>
    <Assembly>C:\RevitAPI 2011\RevitIntro\bin\HelloWorld.dll</Assembly>
    <AddInId>0B997216-52F3-412a-8A97-58558DC62D1E</AddInId>
  </AddIn> 
</RevitAddIns>
Information about:
§Type of the add-in: command or application
§Text that appears in Revit under
  [Add-Ins] tab >> [External Tools] panel 
§Full class name including namespace
§Full path to the dll
§GUID or a unique identifier of the command
More options
  See Developer Guide section 3.4.1 (pp40)