GroupDocs.Comparison for Java is a flexible and feature rich library which allows you to compare documents for all popular document formats, such as PDF comparison, DOCX comparison, XLSX comparison and many more. Compare documents, retrieve list of changes between source and target document(s), apply or reject changes and save results with GroupDocs.Comparison for Java API. Features: * Document comparison - detect differences between source and target document(s) for 50+ supported ...