For those of you who often work with management pack XML code, the Visual Studio Authoring Extensions (VSAE) might be a useful solution. The following features are a selection of what VSAE adds to Visual Studio:
- Management Pack project templates for SCSM and SCOM
- Support for XML fragments containing different management pack elements
- True XSD validation with IntelliSense
- Automatic sealing and MP bundling as part of the build process
- Automatic deployment of MPs to your management group
Dieter Gasser's blog 