Launching GroupDocs.Annotation for Java 3.1.0 The best just got better, Team GroupDocs is pleased to introduce the Next Generation GroupDocs.Annotation for Java 3.1.0. This API has more advanced capabilities to annotate documents with area annotation, text highlight, text underline, text strikeout, watermarking, reply based comments and many more. The Next Generation GroupDocs.Annotation for Java 3.1.0 is a UI less API to facilitate the developers to create any kind of application including Desktop, Web and cloud applications....Documents (DOCX), Excel Worksheets (XLSX), PowerPoint Presentation (PPTX)...