DevExpress.Document.Processor

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DevExpress Document Processing APIs for .NET

This cross-platform .NET library allow you to generate and manage documents and barcodes in code:

• Work with rich text docs (Word), spreadsheets (Excel), presentations (PowerPoint), and PDF files.
• Generate, edit, sign, convert, and print documents.
• Build applications without Microsoft Office or Adobe dependencies.
• Generate barcodes.

DevExpress Document Processing APIs are compatible with the following operating systems and platforms:

• Windows, Linux, macOS
• .NET 8/9/10, .NET Framework 4.6.2+
• Azure, AWS, Docker

Included Components

Word Processing Document API

The DevExpress Word Processing Document API allows you to manage rich text documents:

• Generate or edit document content
• Specify character and paragraph formatting
• Protect documents
• Use Mail Merge to create personalized messages and reports
• Print and export
• And much more

Get Started with DevExpress Word Processing Document API

//Load a Word file, add text watermark, and export to PDF
using var wordProcessor = new RichEditDocumentServer();
wordProcessor.LoadDocument("wordFile.docx");
wordProcessor.Document.WatermarkManager.SetText("CONFIDENTIAL");
MemoryStream pdfStream = new MemoryStream();
wordProcessor.ExportToPdf(pdfStream);

PDF Document API

The DevExpress PDF Document API allows you to manage PDF documents in code:

• Generate or edit document content
• Merge or split files
• Password-protect documents
• Digitally sign PDF files
• And much more

Get Started with DevExpress PDF Document API

//Load a PDF file, encrypt it, and specify access permissions
using var pdfProcessor = new PdfDocumentProcessor();
pdfProcessor.LoadDocument("pdfDocument.pdf");
PdfEncryptionOptions encryptionOptions = new PdfEncryptionOptions();
encryptionOptions.DataExtractionPermissions = PdfDocumentDataExtractionPermissions.NotAllowed;
encryptionOptions.OwnerPasswordString = "OwnerPassword";
encryptionOptions.UserPasswordString = "UserPassword";
encryptionOptions.Algorithm = PdfEncryptionAlgorithm.AES256;
MemoryStream pdfEncryptedStream = new MemoryStream();
pdfProcessor.SaveDocument(pdfEncryptedStream, new PdfSaveOptions() { EncryptionOptions = encryptionOptions });

Excel Spreadsheet API

The DevExpress Spreadsheet Document API allows you to manage Excel files in code:

• Generate or edit document content
• Analyze and visualize data
• Add formulas to cells
• Password-protect documents
• Digitally sign spreadsheets
• Print and export worksheets
• And much more

Get Started with DevExpress Spreadsheet API

//Load an Excel workbook, calculate formulas, and export to PDF
using var workbook = new Workbook();
workbook.LoadDocument("spreadsheetFile.xlsx");
workbook.Calculate();
MemoryStream pdfStream = new MemoryStream();
workbook.ExportToPdf(pdfStream);

Barcode Generation API

The DevExpress Barcode Generation API allows you to generate barcodes:

• Create 1D or 2D barcodes - over 30 types total
• Change orientation, color, quality, and other settings
• Export to image or PDF
• And more

Get Started with DevExpress Barcode API

Code Example

Install the NuGet package

dotnet add package DevExpress.Document.Processor

Convert multiple files to PDF and merge into a single file

//Load a Word file and export to PDF
using var wordProcessor = new RichEditDocumentServer();
wordProcessor.LoadDocument("wordFile.docx");
MemoryStream docStream1 = new MemoryStream();
wordProcessor.ExportToPdf(docStream1);
docStream1.Position = 0;

//Load an Excel workbook and export to PDF
using var workbook = new Workbook();
workbook.LoadDocument("spreadsheetFile.xlsx");
MemoryStream docStream2 = new MemoryStream();
workbook.ExportToPdf(docStream2);
docStream2.Position = 0;

//Merge two PDF documents into a single file
using var pdfProcessor = new PdfDocumentProcessor();
pdfProcessor.CreateEmptyDocument();
pdfProcessor.AppendDocument(docStream1);
pdfProcessor.AppendDocument(docStream2);
MemoryStream mergedPdfStream = new MemoryStream();
pdfProcessor.SaveDocument(mergedPdfStream);
mergedPdfStream.Position = 0;

Licensing

DevExpress Document Processing APIs are included in the following DevExpress subscriptions:

• DevExpress Office File API
• DevExpress Universal

Free 30-day evaluation period is available.

Related Components/Packages

DevExpres.Docs.Presentation - DevExpress Document Processing APIs for PowerPoint presentations.

dotnet add package DevExpress.Docs.Presentation

DevExpress.AIIntegration.Docs - AI-powered Extensions for DevExpress Document Processing APIs.

dotnet add package DevExpress.AIIntegration.Docs

Documentation | Demo | What's New | Blog | Support & Feedback