Spire.Doc-for-.NET .NET Library to Create, Manipulate & Convert Word Documents

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Spire.Doc for .NET is a professional Word API that enables developers to create, read, manipulate, convert and print Word documents in .NET (C#, VB.NET, ASP.NET, .NET Core, .NET Standard and Xamarin) applications without installing Microsoft Office.

By using this multi-functional API, developers are able to perform various Word document processing tasks with ease, like inserting image, hyperlink, digital signature, bookmark, watermark, setting header & footer, creating table, setting background image, adding footnote & endnote and many more.

Standalone .NET API

Spire.Doc for .NET is a totally independent API, it doesn't require Microsoft Office or any other third-party libraries to be installed on system.

Support Both Old and New Word Versions

• Word 97-2003
• Word 2007
• Word 2010
• Word 2013
• Word 2016
• Word 2019

Support a Rich Set of Word Elements

Spire.Doc for .NET supports almost all Word document elements, including sections, headers, footers, footnotes, endnotes, paragraphs, lists, tables, text, fields, hyperlinks, bookmarks, watermarks, math equations, mail merge, comments, images, styles, background settings, digital signature, document printing, document settings, document encryption and decryption. Furthermore, drawing objects including shapes, textboxes, images, OLE objects and content controls are supported as well.

High Quality File Conversions

Using Spire.Doc for .NET, developers can:

• Convert Word to XML, Word to RTF, Word to TXT, Word to HTML, Word to ODT and vice versa
• Convert Word to PDF, Word to PDF/A, Word to SVG, Word to PCL, Word to PostScript, Word to XPS and Word to EPUB
• Convert Word to image (PNG, JPG, TIFF, BMP, EMF)
• Convert Word to WordXML
• Convert HTML to Word, HTML string to Word
• Convert HTML to PDF, HTML to image, HTML to XML, HTML to XPS
• Convert XML to PDF
• Convert RTF to HTML, RTF to PDF

Examples

Create a Word Document in C#

//Create a Document instance
Document doc = new Document();
//Add a section
Section section = doc.AddSection();
//Add a paragraph
Paragraph para = section.AddParagraph();
//Append text to the paragraph
para.AppendText("Hello World");
//Save the result document
doc.SaveToFile(@"C:\Users\Administrator\Desktop\Output.docx", FileFormat.Docx2013);

Convert Word to PDF, HTML and XPS in C#

//Create a Document instance
Document document = new Document();
//Load a sample document
document.LoadFromFile(@"C:\Users\Administrator\Desktop\Template.docx");
           
//Save to PDF
document.SaveToFile("Sample.pdf", FileFormat.PDF);
//Save to HTML
document.SaveToFile("toHTML.html", FileFormat.Html);
//Save to XPS
document.SaveToFile("Sample.xps", FileFormat.XPS);

Convert Word to Image in C#

//Create a Document instance
Document document = new Document();
//Load a sample document
document.LoadFromFile(@"C:\Users\Administrator\Desktop\Template.docx");

//Save to PNG image
for (int i = 0; i < document.PageCount; i++)
{
    Image img = document.SaveToImages(i, Spire.Doc.Documents.ImageType.Metafile);
    String fileName = String.Format("img-{0}.png", i);
    img.Save(fileName, System.Drawing.Imaging.ImageFormat.Png);
}

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