GroupDocs.Watermark API allows you to search the possible watermarks placed in any document. You can also search the watermarks that are added using some third-party tool. The found possible watermarks can be removed or their properties can be changed. For more details please refer to the following guides:
Searching watermarks Modifing found watermark properties Removing found watermarks...Metadata Product Solution GroupDocs...
This section decsribes how to add digital signature to pdf, docx, pptx, xlsx and many more with GroupDocs.Signature for .NET library...Metadata Product Solution GroupDocs...
This sections keeps topics to explain all possible options to locate signature on document page with absolute positioning, relative, in percents of page size, with various alignment options....Metadata Product Solution GroupDocs...
This section contains examples on electronic signatures updates using extended options with GroupDocs.Signature API....Metadata Product Solution GroupDocs...
This section describes GroupDocs.Merger for Java supported archive types. The Library supports ZIP, TAR and many more....Metadata Product Solution GroupDocs...
Learn how to move document pages, remove document pages, split document into separate pages, swap document pages positions, extract specific pages from document, change page orientation and rotate page using GroupDocs.Merger for Node.js via Java....Metadata Product Solution GroupDocs...
This article explains how to detect document file type and calculate pages count when merge PDF, Word(DOC, DOCX), Excel(XLS, XLSX), PowerPoint(PPT, PPTX) files with GroupDocs.Merger for Java....Metadata Product Solution GroupDocs...
Check this guide and learn how to manage document security for PDF, Word, Excel, PowerPoint file types - add password, update password, remove password using GroupDocs.Merger for Java....Metadata Product Solution GroupDocs...
Explains GroupDocs.Merger for .NET file merger features and shows how to merge and combine PDF, Word, Excel, PowerPoint documents inside your .NET applications...Metadata Product Solution GroupDocs...