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The Syncfusion .NET Core Word library (Essential DocIO) offers powerful and comprehensive APIs to merge or combine multiple Word documents into a single Word document with few lines of code.

Merge Multiple Word Documents into a Single Document

Easily merges or combines multiple Word documents into a single document with several formatting options. Also, allows converting the merged document to PDF, HTML, and ODT.

Merge with Original Formatting

Merges the contents from multiple Word documents, retaining the original formatting in the merged document.

Merge with Destination Formatting

Merges the entire content from a Word document by applying the formatting of the destination document.

Merge with Numbering Restart Options

Merges the entire contents from a Word document by either restarting or continuing the list numbering.

Merge Text alone

Merges the text alone from multiple Word documents without copying the format, headers, and footers.

Import a Part of Document

Imports a part of a document and merges it into an existing document.



Syncfusion’s file format components helped me create the reports I needed, fast. – J. Pereira, Software Developer.

The libraries have been built from scratch and refined for more than a decade to provide blazing-fast performance, comprehensive API, and compatibility across the latest and older versions of these files.

CONTINUE READING View all Customer Stories


Syncfusion File Format Libraries - Manipulate Excel, Word, PowerPoint, and PDF files

Read and write Excel, Word, PDF, and PowerPoint files. Also includes integrated visualization capabilities. Advanced features include support for pivot tables, pivot charts, mail-merge, and extensive formatting.


Succinctly Series: Statistics Using Excel Succinctly

Succinctly Series: Statistics Using Excel Succinctly

- by Charles Zaiontz


Greatness—it’s one thing to say you have it, but it means more when others recognize it. Syncfusion is proud to hold the following industry awards.

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