The C# DOCX Library

Go beyond basic DOCX editing. Get programmatic DOCX generation for .NET 10 with full control over formats, editing, styling without Office Interop.

Create DOCX files with tables, lists, images, and templates

Edit files programmatically: find, replace, extract content

Style with fonts, colors, gradients, shadows, etc.

Free 30-day trial, full features, no credit card

Add Text See All 16 Code Examples

using IronWord;
using IronWord.Models;

// Load docx
WordDocument doc = new WordDocument("document.docx");

// Add text
doc.AddText("Add text using IronWord");

// Export docx
doc.SaveAs("save_document.docx");

Install-Package IronWord

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Fully functional without watermarks

30-day trial - no credit card required

Next Step: Start Free Trial

Fully functional without watermarks

30-day trial - no credit card required

PM > Install-Package IronWord

IronWord

See what’s new:

New methods added

Cross Platform Support

Designed for C#, F#, & VB.NET running on .NET 10, 9, 8, 7, 6, 5, Core, Standard, or Framework

A C# Word Library that prioritizes accuracy, ease of use, and speed.

IronWord is a C# Word DOCx library for generating and editing Word documents in .NET. Its user friendly API allows developers to add Word document processing functionality to .NET projects in minutes.

Get your free 30-day Trial Key instantly.

Your trial key should be in the email.
If it is not, please contact
support@ironsoftware.com

Create and edit DOCX files. No Office Interop required.

Compatibility

.NET Versions

C#, VB.NET, F# Languages
.NET Core (10, 9, 8, 7, 6, 5, and 3.1+)
.NET Standard (2.0+)
.NET Framework (4.6.2+)

.NET Project Types

Web (Blazor & WebForms)
Mobile (Xamarin & MAUI)
Desktop (WPF & MAUI)
Console (App & Library)

App Environments

Windows (10+, Server 2016+)
Linux (Ubuntu, Debian, CentOS, etc.)
iOS (12+)
Android API 21+ (v5 “Lollipop”)
Docker (Windows, Linux, Azure)
Azure (VPS, WebApp, Function)
AWS (EC2, Lambda)

IDEs

Microsoft Visual Studio
JetBrains ReSharper & Rider

OS & Processors

Windows, macOS, Linux, iOS, Android
x64, x86, ARM

Binary Certification

DigiCert Signed Binaries

Document Structure

Read & Edit Word

Extract Text & Images

Edit Page Setup

Paper Size
Page Orientation
Custom Margins
Background Color

Add Paragraphs

Add & Remove TextRuns
Add Images
Add Shapes
Set Styling
Set Alignments (Left, Center, Right & Justified)
Add Bullets & Numbering Lists

Add Tables

Add Rows & Columns (Insert Before & After)
Remove Rows & Columns
Set & Get Cell Values (index)
Merge & Split Cells
Set Borders (Value, Size, Space & Color)
Set Layout Dimensions

Document Elements

Add TextRuns

Text Content (Add, Append & Split)
Set Styling (Font Family & Size, Color, Bold & Italic, Strikethrough, Underline, Superscript & Subscript)
Embed Images

Add Images

Load Image (File & FileStream)
Set Wrap Text
Set Dimensions (Width & Height)
Set Position Offset
Set Distance from Corners

Add Shapes

Set Shape Type
Set Wrap Text
Set Dimensions (Width & Height)
Set Position Offset
Set Rotation

Trusted by millions of engineers worldwide

Every time developers ask, it's a YES! from IronWord

switch(faqQuestions)
{ 
    case "Can I deploy my application using the library to Linux, macOS, or Windows, including Docker containers?": return "YES";
    case "Can I render pixel-perfect PDFs from complex HTML5, CSS3, and JavaScript?": return "YES";
    case "Is the library thread-safe for use in highly concurrent, multi-threaded server applications and APIs?": return "YES";
    case "Can I set custom viewport dimensions and print media CSS to control responsive layouts?": return "YES";
    case "Is IronPDF compatible with Azure Functions?": return "YES";
    case "Can I permanently redact sensitive text and images from PDF documents?": return "YES";
    case "Can I generate a PDF from a URL that requires authentication via custom headers, cookies, or form logins?": return "YES";
    case "Can I access PDF DOM through ObjectModel property?": return "YES";
    case "Can I programmatically fill, read, and flatten interactive AcroForm?": return "YES";
    case "Does it support generating PDF/A and PDF/UA compliant documents for archiving and accessibility standards?": return "YES";
    case "Can I secure a document with 256-bit AES password encryption and set user permissions?": return "YES";
    case "Can I apply and verify digital signatures on a PDF using X.509 certificates?": return "YES";
    case "Can I test IronPDF in my live project for free now?": return "YES, click here to start your 30-day free trial";
}

Can IronWord create, load, and edit .docx files without Microsoft Office or Office Interop installed?YES!

Is it fully cross-platform across all major .NET versions on Windows, Linux, macOS, Docker, and Azure?YES!

Can text styling (fonts, sizes, colors, strikethrough, bold/italic) be controlled at the run level?YES!

Are there full APIs for building and editing tables, including cell merging, borders, shading, and column widths?YES!

Can images be inserted from files or streams with control over dimensions and alignment?YES!

Does it support granular content insertion and editing via individual TextRuns and Paragraphs?YES!

Can documents be saved to MemoryStream or byte[] for HTTP delivery without writing to disk?YES!

Does it support multiple document sections with distinct page layouts in a single file?YES!

Can bullet and numbered lists be created with custom indentation and nesting?YES!

Is the license server-side friendly, supporting concurrent processing without threading limitations?YES!

Does it handle malformed documents gracefully to prevent crashes during batch processing?YES!

Can I test IronWord in my live project for free now?YES! Click here to start your 30-day free trial

Floating Left Top related to Every time developers ask, it's a YES! from IronWord

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The C# DOCX Library

Cross Platform Support

A C# Word Library that prioritizes accuracy, ease of use, and speed.

Get your free 30-day Trial Key instantly.

Create and edit DOCX files. No Office Interop required.

Compatibility

Document Structure

Document Elements

Trusted by millions of engineers worldwide

Every time developers ask, it's a YES! from IronWord

Still Scrolling?

Iron Support Team

Start Free 30 Day Trial

Cross Platform Support

A C# Word Library that prioritizes accuracy, ease of use, and speed.

Get your free 30-day Trial Key instantly.

Create and edit DOCX files. No Office Interop required.

Compatibility

Document Structure

Document Elements

Trusted by millions of engineers worldwide

Every time developers ask, it's a YES! from IronWord

Still Scrolling?

Next step: Start free 30-day Trial

Next step: Start free 30-day Trial

Trusted by Millions of Engineers Worldwide

Iron Support Team