With the release of Aspose.Editor 2.0 it is now possible to build ASP.NET application with an editor control for DOC, RTF, HTML and WordprocessingML documents that runs inside Microsoft Internet Explorer.
This is the post about the release http://www.aspose.com/COMMUNITY/blogs/aspose.editor/archive/2007/04/07/72454.aspx
Visit the main product page http://www.aspose.com/Products/Aspose.Editor/
Make sure to check the updated documentation http://www.aspose.com/Products/Aspose.Editor/Api/
A couple of screenshots of the new version of Aspose.Editor:
A web application built with Aspose.Editor allows true word processing in Internet Explorer.

Example of a Windows Forms .NET application created with Aspose.Editor.

Roman Korchagin
Lead Developer,
Aspose Auckland Team