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...Redaction 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 .NET....Redaction Product Solution GroupDocs...
This section describes GroupDocs.Merger for .NET supported audio types. The Library supports WAV, MP3 and many more....Redaction Product Solution GroupDocs...
Processing email attachments, embedded files, and compressed files with GroupDocs.Viewer for Node.js via Java...Redaction Product Solution GroupDocs...
Explains GroupDocs.Editor for .NET file editor features and shows how to edit Word, XML and text documents, Excel spread sheets, PowerPoint presentations inside your .NET applications...Redaction Product Solution GroupDocs...
Developer Guide section explains all aspects of GroupDocs.Editor for Java file editor features, provides code snippets and examples of editing Microsoft Office formats progammatically in Java applications...Redaction Product Solution GroupDocs...
GroupDocs.Metadata provides different ways to save a file with updated metadata.
Please refer to the following guides to know more about all overloads of the save method:...Redaction Product Solution GroupDocs...
This page describes the GroupDocs.Annotation advanced usage and its multiple powerful features like customizing document annotating process and annotations appearance etc....Redaction Product Solution GroupDocs...