GroupDocs.Metadata Product Family
GroupDocs.Metadata for .NET

Native .NET API to dynamically read, write, edit and remove meta information from Microsoft Office, PDF, Multimedia, images and various other file formats.
These are links to some useful resources:
GroupDocs.Metadata for Java

Java API to dynamically read, write, edit and remove meta information from Microsoft Office, PDF, Multimedia, images and various other file formats.
These are links to some useful resources:
GroupDocs.Metadata for Node.js via Java

Node.js via Java API to dynamically read, write, edit and remove meta information from Microsoft Office, PDF, Multimedia, images and various other file formats.
These are links to some useful resources:
GroupDocs.Metadata for Python via Net

Python via Net API to dynamically read, write, edit and remove meta information from Microsoft Office, PDF, Multimedia, images and various other file formats.
These are links to some useful resources: