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If so you can download any of the below versions for testing. The product will function as normal except for an evaluation limitation. At the time of purchase we provide a license file via email that will allow the product to work in its full capacity. If you would also like an evaluation license to test without any restrictions for 30 days, please follow the directions provided here.

Document Comparison Cloud REST API

GroupDocs.Comparison Cloud is a powerful cloud REST API designed for developers to integrate document comparison functionality into web applications, scripts, and automation workflows. Supporting over 90 file formats, this API allows you to compare entire folders, accept or reject document revisions, and visualize changes with page previews. With features like granular change control, style customization, and multi-document support, developers can efficiently automate bulk file comparisons. Additional features include password-protected document comparison, source code file merging, and extraction of detailed change coordinates. This tool is ideal for collaborative environments, legal document review, and version control systems.

GroupDocs.Comparison Cloud Feature Set

Folder and Document Comparison

Compare entire folders - Compare the contents of entire directories with automatic detection of differences.
Filter changed items - Save results in TXT or HTML formats and display only changed items.
Bulk file comparison - Automate bulk file comparisons efficiently within your applications.

Document Revision Control

Accept or reject revisions in DOCX - Programmatically accept or reject revisions in Word DOCX files.
Extract revision list - Retrieve all revisions, apply desired changes, and reject others.
Version management - Enable complete control over document editing and version management.

Document Page Preview Generation

Generate page previews - Create high-quality preview images before saving comparison results.
Custom preview formats - Specify formats (PNG, JPG, BMP) and select custom dimensions.
Visual review workflows - Integrate document previews into applications requiring visual content management.

Change Management and Review

Accept or reject detected changes - Control document changes with granular precision.
Show revisions and track changes - Highlight differences using Word-style track changes.
Set author of changes - Assign authorship to detected changes for enhanced accountability.

Customization and Flexibility

Customize change styles - Control fonts, colors, and text styles (bold, italic, strikethrough).
Adjust comparison sensitivity - Balance speed and accuracy with sensitivity settings from 0 to 100.

Multi-Document Support

Compare multiple documents - Compare more than two documents simultaneously.
Password-protected documents - Compare password-protected source and target files.
Merge source code files - Compare and merge multiple versions of source code files with change control.

Detailed Change Analysis

Get changes coordinates - Retrieve the exact location of changes within documents.
Get list of changes - Receive a detailed list including change type, page number, and affected text.
Extract source and target text - Extract original and modified text for each detected change.

Saving and Metadata Control

Set document metadata on save - Control author, title, or organization on output documents.
Set password for output document - Apply password protection to resulting documents.

Licensing and Authentication

Evaluation Mode - Try the API with a free trial account.
Secure Authentication - Use Client ID and Client Secret for secure API access.

Supported Document Formats

GroupDocs.Comparison Cloud supports 90+ file formats with comparison and auto-detection capabilities:

  • Word Processing: DOC, DOCM, DOCX, DOT, DOTM, DOTX, ODT, OTT, RTF
  • Spreadsheets: XLS, XLT, XLSX, XLTM, XLSB, XLSM, ODS, CSV
  • Presentations: POT, POTX, PPS, PPSX, PPTX, PPT, ODP, OTP
  • Diagrams: VSDX, VSD, VSS, VST, VDX
  • Notes: ONE (Microsoft OneNote)
  • PDF and Page Layout: PDF, MOBI, DJVU
  • Images: BMP, GIF, JPG/JPEG, PNG, DCM, DWG, DXF
  • Email: EML, EMLX, MSG
  • Web: HTML, MHT, MHTML
  • Source Code: CS, JAVA, CPP, JS, PY, RB

Supported operations vary by format. For the complete format matrix, see the documentation.

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