GroupDocs.Comparison for .NET

This library helps implement document comparison applications.

GroupDocs.Comparison for .NET is a library which allows you to merge and compare two versions of a document. These could be Microsoft Word or PDF documents. The difference in the two versions are displayed in a diff view interface. This library set is capable of handling many other document formats such as Excel spreadsheets (XLS, XSLSX), PowerPoint presentations (PPT, PPTX), TXT and HTML documents. The also library offers a web diff UI that displays differences between compared documents. It offers a redline change tracking view. The library has a flexible API. That helps you customize this UI easily. It is possible to build one from ground up. You may even decide to drop it altogether. The differences that are displayed can be accepted or rejected by the end user. The modified document then can be saved as a DOC or a DOCX one.

The applications you develop could also offer comparing and merging of up to three versions of Word files. All the functionalities are available through a single DLL, there are no external dependencies. You would not need to download any other third party stuff for the clients or the server implementation. A C# demo let you understand implementation issues clearly. Tech support is available throughout the trial period. If your development environment is within .NET (ASP.NET, C#, VB.NET), this library would let you develop effective merge and difference applications easily. Open Office document formats are also supported by this library. This is a good tool.

GroupDocs.Comparison for .NET is a lightweight merge / diff library that allows developers to compare two versions of a PDF, Word (DOC/DOCX), Excel (XLS/XLSX), PowerPoint (PPT/PPTX), ODT, TXT or HTML document.
The library is specifically designed to be easy to integrate into any .NET (ASP.NET / C# / VB.NET) app and comes with a customizable diff view web UI.
Key features and benefits include:
- The library identifies differences both in content and font styles.
- Accept/reject changes when comparing Word files.
- Compare up to 3 Word files.
- Export merged Word files to a resulting file with the native 'Track Changes' feature enabled.
- Compare documents programmatically on the server side.
- Display differences through a web diff view UI.
- Load documents/send the result output from/to streams.
- Save a summary list of all changes in the result output file.
The UI that comes with the library is mobile-ready and works across all popular platforms. It allows end users to view, navigate and manipulate compared documents from any modern browser without having to install any software or plugins. When comparing documents users can:
- View a list of all differences found.
- Quickly navigate between differences with the click of a button.
- Search for, select and copy text to the clipboard right from browser.
- Accept/reject changes when comparing Word files.
- Export merged Word documents to an output file.
- Scroll document pages or turn them with a button click.
- Preview/navigate document pages with thumbnails.
GroupDocs.Comparison for .NET library doesn't have any 3rd-party dependencies and can be easily deployed with just a single DLL. To test the library without restrictions, please feel free to contact GroupDocs sales for a 30-day fully-functional trial.