Merge Word, PDF, JPG files in C#. API for combining multiple documents into one.

Merge Documents in C#

Looking for a powerful and efficient way to merge documents programmatically in C#? With 'Wordize for .NET', you can seamlessly combine multiple documents into one, saving time and streamlining your workflow. Whether you need to join Word documents, PDF files, or other formats, this robust API offers exceptional flexibility and performance. Perfect for developers and businesses alike, this solution simplifies document management tasks, making it an essential tool for any project requiring automated document processing.

Key Features of Wordize Document Merging

Merge multiple documents into a single file with just a few lines of code
Support for numerous file formats, including DOCX, PDF, HTML, RTF and more
Preserve original formatting, styles, and layouts during the merge process
High-speed processing optimized for both small and large document sets

Popular Document Merging Scenarios in C#

'Wordize for .NET' excels in a wide range of scenarios where document merging is essential:

Combining multiple reports into a comprehensive master document
Joining separate chapters into a complete book or manual
Assembling project documentation from various sources into a single file
Merging client-submitted forms into standardized document packages
Creating consolidated legal documentation by combining related files

Try our interactive online demo to experience the power of 'Wordize for .NET'. Upload your documents, customize merging options, and see the corresponding C# code update in real-time. Execute the merge operation online and download the result instantly. Discover how easy it is to automate document merging with Wordize today!

Run code

Upload the source document

Upload other documents for merging

Select the target format from the list

using Wordize.Merging;

Merger.Merge("Output.pdf", 
    [
        "Input1.docx", 
        "Input2.docx" 
    ]);
							using Wordize.Merging;

Merger.Merge("Output.pdf", 
    [
        "Input1.docx", 
        "Input2.docx" 
    ]);
							using Wordize.Merging;
using Wordize.Saving;

var imageStreams = Merger.MergeToImages(
    ["Input1.docx", "Input2.docx"], 
    new ImageSaveOptions(SaveFormat.Pdf),
    MergeFormatMode.KeepSourceFormatting
);

foreach (var (stream, page) in imageStreams.Select((s, i) => (s, i)))
{
    using var _ = stream;
    stream.Position = 0;
    
    using var file = File.Create($"Output_{page + 1}.pdf");
    stream.CopyTo(file);
}
			

					Run code
				

How to merge multiple documents (Word, PDF, HTML, Markdown) in C#

Install Wordize for .NET.
Add a reference to Wordize SDK to your C# project.
Consolidate multiple files into one.
Call the Merge method to merge multiple documents.

System Requirements

Our product is fully cross-platform and supports all major .NET implementations:

.NET ≥ 5.0
.NET Core ≥ 2.0
.NET Standard ≥ 2.0
.NET Framework ≥ 3.5
MonoMac
MonoAndroid
Xamarin

As far as .NET code doesn't depend on the underlying hardware or operating system, but only on a Virtual Machine, you are free to develop any kind of software for Windows, macOS, Android, iOS and Linux. Just make sure you have installed the corresponding version of .NET Framework, .NET Core, Windows Azure, Mono or Xamarin.

We recommend using Microsoft Visual Studio, Xamarin, and MonoDevelop integrated development environments to create C#, F#, VB.NET applications.