GroupDocs.Watermark Cloud Product Family
GroupDocs.Watermark Cloud is a REST API for managing watermarks in the documents of different file formats. It provides easy to use watermarking methods. It also allows you to search and remove previously added watermarks of popular types (including watermarks added by third-party tools) in a document.
The API provides straightforward and easy to use set of methods to add, search, and remove watermarks in supported file formats.