.NET Cloud SDK for Metadata Management

Add, modify, search, extract and remove metadata properties from documents and image file formats using metadata management cloud SDK and REST API.

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GroupDocs.Metadata Cloud SDK for .NET

GroupDocs.Metadata Cloud SDK for .NET


GroupDocs.Metadata Cloud SDK for .NET allows users to extract and manage metadata properties from a variety of documents, images and other multimedia file formats within any type of .NET application.

The metadata extraction API allows performing all useful metadata operations such as add, edit, retrieve and remove metadata from PDF, Microsoft Word, Excel spreadsheets, PowerPoint presentations, Outlook emails, Visio, OneNote, Project, audio, video, AutoCAD, archive, JPEG, BMP, PNG, TIFF and many more industry-standard file formats. You just need to define the search criteria and the metadata Cloud REST API will take care of the specified metadata operations within supported file formats.

GroupDocs.Metadata Cloud is a REST API that offer extreme flexibility to programmers for using it with any language or platform that supports REST. It easily integrates with other cloud services to provide an ideal metadata management experience across web, mobile desktop or cloud platforms.

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Advanced Document Metadata REST API Features



Secured REST oriented Metadata Management API


Supporting more than 60 popular file formats


Ability to View/Add Metadata


Retrieve & Remove Metadata from Documents and Images


Perform Search & Modify Metadata Operations on Supported File Types


Flexible and Easy to Integrate with any language or platform

Add Metadata by Tag - .NET

//Get your App SID, App Key and Storage Name at https://dashboard.groupdocs.cloud (free registration is required).
var configuration = new Configuration(MyAppSid, MyAppKey);
var apiInstance = new MetadataApi(configuration);
var fileInfo = new FileInfo
    FilePath = "documents/input.docx"
var now = DateTime.Now.ToString("MM-dd-yyyy hh:mm:ss");
var options = new AddOptions
    FileInfo = fileInfo,
    Properties = new List
        new AddProperty
            SearchCriteria = new SearchCriteriaWithoutValue
                TagOptions = new TagOptions
                    ExactTag = new Tag
                        Name = "Printed",
                        Category = "Time"
            Value = now,
            Type = "DateTime"
var request = new AddRequest(options);
var response = apiInstance.Add(request);

Support and Learning Resources


GroupDocs.Metadata Cloud also offers individual Metadata management SDKs for other languages as listed below: