Supported Java Versions GroupDocs.Watermark for Java supports Java versions that listed below. For more platform support please check GroupDocs.Watermark for .NET.
J2SE 7.0 (1.7) J2SE 8.0 (1.8) or above (for example Java 10)...Assembly Product Solution GroupDocs...
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...Assembly 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...Assembly 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....Assembly Product Solution GroupDocs...
This section contains examples on electronic signatures updates using extended options with GroupDocs.Signature API....Assembly Product Solution GroupDocs...