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...Parser Product Solution GroupDocs...
This section describes GroupDocs.Merger for .NET supported audio types. The Library supports WAV, MP3 and many more....Parser 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:...Parser Product Solution GroupDocs...
Save a file with updated metadata to a specified location, to a stream, or back to the original source with GroupDocs.Metadata for Python via .NET....Parser Product Solution GroupDocs...
Following this guide you will learn how to load PDF, Word, Excel, PowerPoint documents by local file path, stream or URL for further processing with GroupDocs.Conversion for Node.js via Java API....Parser Product Solution GroupDocs...