This article shows how to add metadata properties which is the most sophisticated feature of the GroupDocs.Metadata search engine...Assembly Product Solution GroupDocs...
Learn this article and check how to load and convert CAD documents with advanced options using GroupDocs.Conversion for .NET API....Assembly Product Solution GroupDocs...
Retrieve a list of document attachments from your emails, Outlook data files, archives and PDF documents with GroupDocs.Viewer for .NET...Assembly Product Solution GroupDocs...