Word (RTF) Document API for .NET

Create, read, edit, convert, print, and protect Microsoft Word documents.

Use our cross-platform and high-performance .NET Word Processing and Document Generation API to create, read, convert, merge, split, and edit documents with ease. You can also password-protect and digitally sign Microsoft Word documents when necessary.
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Cross-Platform Word Document Processing

Generate and process Microsoft Word documents across multiple platforms and operating systems. DevExpress .NET Word Document API supports the following platforms and operating systems:

  • Windows, Linux, MacOS
  • Azure, Docker
  • .NET 5 / .NET Framework 4.5.2+
  • .NET Core 2.1+ / NET Core 3.0+ / .NET Standard 2.0+


Redistribution and Deployment (.NET Framework)

Install NuGet Packages (.NET Core)

Supported File Formats

The DevExpress Word Document API allows you to create document processing/document generation solutions with ease. It supports nearly all Microsoft Word document formats including:

  • DOC, DOCX, DOCM
  • DOT, DOTM, DOTX
  • TXT, RTF
  • HTML, MHTML
  • OpenDocument (ODT)
  • WordML
  • EPUB
  • XML
Supported File Formats

Supported Word Doc Elements

Our Word Document API also supports a massive range of document formatting elements including:

  • Paragraphs and Sections
  • Lists (Bulleted, Numbered, Multilevel)
  • Bookmarks, Hyperlinks
  • Tables
  • Table of Contents
  • Fields / Placeholders
  • Text Boxes, Checkboxes
  • Shapes, Images, OLE Objects
  • Headers and Footers
  • Footnotes and Endnotes
  • Comments
  • Custom XML
  • Document Properties
Supported Word Doc Elements

Print. Convert to PDF or an Image

Printing a document has never been easier. You can configure printer settings and print your document with a simple method call or use a Print Dialog integrated into DevExpress Rich Text Editors (if using our UI controls). You can customize page range, number of copies, paper size, orientation, and other relevant page settings.

And yes, our Word Document API includes everything you need to convert documents from one format to another, be it PDF or Image formats (PNG, JPEG, BMP, TIFF, EMF, WMF, GIF).


How to convert documents (DOCX, XLSX, PDF) within Blazor Server Apps

Print. Convert to PDF or an Image

Word Mail Merge

Our Document API ships with built-in Mail Merge support. This feature allows you to automatically generate a batch of documents based on a single document template and instantly address a variety of usage scenarios within an enterprise - from automated form letter generation to the printing of product catalogs (and everything in between).

Word Mail Merge

Merge/Split Word Documents

With the DevExpress .NET Document API, you can easily combine multiple Microsoft Word documents into one. You can also split a document or extract its content across multiple files.

Merge/Split Word Documents

Find & Replace Text

With our Word Document API, you can quickly locate and replace text in Word documents. You can search for specific text string or specify a regular expression. Our Search API allows you to specify search direction, make your search case-sensitive, etc.

Find & Replace Text

Text Formatting & Hyphenation

The DevExpress Word Document API includes the following formatting options:

  • Character and Paragraph Formatting
  • Document Styles
  • Word Hyphenation
  • Right-to-Left (RTL) Support
Text Formatting & Hyphenation

Track Document Changes

Track Changes support allows you to retain a history of edits made to a document. With this feature, you can obtain, accept or reject changes made to a document (DOCX, DOC, RTF, WordML, HTML). Documents - along with their revisions - can be printed and exported to PDF as needed. Our Track Changes API allows you to execute the following actions:

  • Manage Existing Revisions
  • Create New Revisions
  • Specify Display Options for Revisions
Track Document Changes

Protect Word Documents

With our .NET Document API, you can quickly password-protect your Word documents and prevent unauthorized use. Security options include:

  • Restrict Document Modification
  • Encrypt a Document with a Password
  • Grant User Permissions
  • Electronically Sign Microsoft Word Documents
Protect Word Documents

DevExpress Rich Text Editors (RTF)

From DOC to DOCX and everything in between, the DevExpress Rich Text Editors ship with everything you'll need to quickly incorporate advanced text editing functionality in your next desktop and web application.

Our RTF Editors ship with a rich collection of end-user options so you can deliver Microsoft Word-inspired functionality with ease. If your app requires a full document processing user interface (if you need to introduce a Word-inspired UX into your app), please refer to the following web pages for more information on our Rich Text Editors:

DevExpress Rich Text Editors (RTF)

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