GroupDocs.Metadata for .NET provides functionality that allows working with different kinds of spreadsheet formats such as XLS, XLSX, ODS, etc. For the full list of supported document formats please refer to Supported Document Formats.
Detecting the exact type of a document The following sample of code will help you to detect the exact type of a loaded spreadsheet and extract some additional file format information.
Load a Spreadsheet document Extract the root metadata package Use the FileType property to obtain file format information AdvancedUsage....Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
Learn this article and check how to restrict loading of external resources during conversion...Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This section explains how to search for embedded electronic signatures into the document metadata with GroupDocs.Signature API. Also this topic shows the way to customize data serialization, encryption and class definition with ability to embed it into the metadata electronic signature....Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article shows how to access XMP metadata in a file of any supported format....Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article explains how to search for embedded electronic signatures with custom serialization in document metadata. This topic contains example of custom serialization, class definition and search for serialized objects in the document metadata with GroupDocs.Signature....Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article explains how to work with spreadsheet document attachments while using GroupDocs watermarking Java API...Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
GroupDocs.Redaction MCP server lets AI agents like Claude, Cursor, and Copilot redact text, image areas, annotations, and metadata from documents — locally, with nothing uploaded....Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
Run document comparison for AI agents fully on-premise: local stdio transport, no external endpoints, no inbound ports, no telemetry — the architecture and security model in one page....Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...
This article explains evaluation limitations and licensing of GroupDocs.Merger for .NET. Please note that you can avail a Free Trial and a 30-day Temporary License for evaluation...Editor Product Solution GroupDocs.Annotation Product Solution GroupDocs...