Merger Plugin for Aspose.PDF

The Aspose.PDF Merger Plugin for .NET allows you to merge multiple PDF documents into a single, cohesive file—perfect for batch reports, e-books, legal records, or document assembly. Designed for .NET developers, this plugin handles everything from simple merges to complex, multi-document workflows.

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Aspose.PDF Merger Plugin Key Features

  1. Combine Multiple PDFs Merge any number of PDF files, maintaining original page order, layout, and metadata integrity.

  2. Customizable Output Select specific input files, control output destination, and optionally preserve security settings.

  3. Efficient Batch Processing Handle bulk document merging quickly—ideal for enterprise scenarios and automated reporting.

Getting Started with Aspose.PDF Merger Plugin

  1. Install Aspose.PDF for .NET Reference the library via NuGet or assemblies in your .NET solution.

  2. Configure Your License Apply your Aspose license for unrestricted access.

  3. Set Up Merge Options Use the Merger and MergeOptions classes to define input files and output settings.

  4. Process the Merge Execute the merge and retrieve the combined PDF as a result.

Example: Merge Multiple PDFs in C# 

using Aspose.Pdf.Plugins;

// Define file paths
var inputPath1 = @"C:\Samples\doc1.pdf";
var inputPath2 = @"C:\Samples\doc2.pdf";
var outputPath = @"C:\Samples\merged.pdf";

// Set up merge options
var opt = new MergeOptions();
opt.AddInput(new FileDataSource(inputPath1));
opt.AddInput(new FileDataSource(inputPath2));
opt.AddOutput(new FileDataSource(outputPath));

// Create Merger and process
var merger = new Merger();
merger.Process(opt);
Console.WriteLine("Merged PDF saved to: " + outputPath);

Use Cases & Extensions

  • Batch Legal Filing: Consolidate legal documents for streamlined case management.
  • Report Assembly: Automatically merge financial reports, statements, or e-books.
  • Conditional Merging: For advanced use, programmatically adjust which documents to merge based on business logic (iterate and add inputs conditionally).

For page-level control, metadata handling, or bookmarks merging, see advanced topics in the plugin API Reference.

Best Practices

  • Preserve originals by outputting merged files to a new path.
  • Validate document order for correct assembly.
  • Test with encrypted PDFs if security is important to your workflow.

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