This article explains how to use different alignment values to locate signature on document page with GroupDocs.Signature API....Assembly Product Solution GroupDocs...
This article shows how to add Metadata signature to the each document type meta layer with different data types over with GroupDocs.Signature...Assembly Product Solution GroupDocs...
This article demonstrates how you can convert to and from project management formats with GroupDocs.Conversion for Java....Assembly Product Solution GroupDocs...