.NET API for Comparing Documents

A .NET component that enables your apps to detect content, style & formatting differences among two documents, and allows you to accept or reject the changes.

Document Comparison Processing Features

Compare and detect differences among source and target documents.
Comparison works at the paragraph, word as well as the character level.
Identify content styling and formatting modifications.
Choose the modifications to accept or reject.
Export the differences to the resultant document.
Create and fetch after comparison difference summary report.
Fetch coordinates of the modifications in document preview images.
Support to set metadata from the source, target files or keep it user-defined.
Make the resultant document password protected.

New Features & Enhancements in Version 20.6

There are few minor fixes done in this release. For the detailed notes, please visit GroupDocs.Comparison for .NET 20.6 Release Notes.

Microsoft Office Formats

Microsoft Word: DOC, DOCM, DOCX, DOT, DOTM, DOTX, RTX Microsoft Excel: XLS, XLT, XLSX, XLTM, XLSB, XLSM, XLSX Microsoft PowerPoint: POT, POTX, PPS, PPSX, PPTX, PPT Microsoft OneNote: ONE Microsoft Visio: VSDX, VSD, VSS, VST, VDX

Other Formats

OpenDocument: ODT, ODP, OTP, ODS, OTT Portable: PDF AutoCAD: DWG, DXF Email: EML, EMLX, MSG Images: BMP, GIF, JPG, JPEG, PNG, DICOM Web: HTM, HTML, MHT, MHTML Text: TXT, CSV eBook: MOBI, DJVU

Supported Platforms

Microsoft Windows: Microsoft Windows Desktop (x86, x64) (XP & up), Microsoft Windows Server (x86, x64) (2000 & up), Windows Azure Mac OS: Mac OS X Linux: Linux (Ubuntu, OpenSUSE, CentOS and others) Development Environments: Microsoft Visual Studio (2010 & up), Xamarin.Android, Xamarin.IOS, Xamarin.Mac, MonoDevelop 2.4 and later. Supported Frameworks: GroupDocs.Comparison for .NET supports .NET and Mono frameworks.

Use C# to Compare Multiple DOCX Files with Specific Criteria

using (Comparer comparer = new Comparer(“source.docx”)
{
    comparer.Add(“target1.docx”);
    comparer.Add(“target2.docx”);
    comparer.Add(“target3.docx”);
    CompareOptions compareOptions = new CompareOptions()
    {
        InsertedItemStyle = new StyleSettings()
        {
            FontColor = System.Drawing.Color.Yellow
        }
    };
    comparer.Compare(“result.docx”, compareOptions);
}