Add-in Express .NET for VSTO is a visual component set for creating Outlook add-ins in Visual Studio 2005 Tools for Office. It implements everything required by the supported technologies, you write functional code only. Add-in Express .NET for VSTO supports Microsoft Outlook, Excel, Word.

Add-in Express .NET for VSTO has a lot of advanced features for Outlook add-in developers, including:
- Creating Outlook Explorer and Outlook Inspector command bars at design-time.
- Enabling toolbars for selected folders only.
- Creating option pages for the main Outlook Options dialog and property pages for the Folder Properties dialog at design-time.
- Command bars automatically support the multi-explorer and multi-inspector modes.
- Several Outlook-specific version-independent event helpers to handle all Outlook events.
- Trusted add-ins.

Add-in Express .NET for VSTO supports Visual Studio 2005 Tools for Office, VB.NET, C#. For more information visit http://www.add-in-express.com/add-in-vsto/