returned for Tags:"DOC-PDF"
Using the IFilter interface to extract text from various document types.
This package is not uploaded by the author, just fill the gap.
You can vist author's article: https://www.codeproject.com/Articles/13391/Using-IFilter-in-C
GroupDocs.Merger for .NET
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Merge several documents into one, split single document to multiple...
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Convert DOC to PDF, PDF to DOC, XLS to DOC, PDF to XLS, PPT to PDF and any other popular file formats with simple, intuitive and flexible...