Metadata Manipulation API for Java

Develop Java Applications to Create, View, Access, Update, Delete, Search, Compare, Replace & Export Metadata of Popular Documents & Image Formats.

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Java metadata API

GroupDocs.Metadata for Java


GroupDocs.Metadata for Java is an advanced metadata management API to manipulate metadata information of documents, images, archives, torrents and various other file formats. Developers can now enhance the functionality of their Java applications by easily incorporating metadata viewing, modifying, deleting, extracting, searching, comparing, replacing and exporting features within all popular business document formats such as PDF, Microsoft Office Word, Excel spreadsheets, PowerPoint presentations & slides, Outlook emails, Project, Visio diagrams, OneNote, images, AutoCAD, Photoshop, audio, video, OpenType fonts and metafiles.

The Java metadata library offers you features such as metadata search, replace metadata properties, compare metadata of supported file formats to identify similarities as well as differences. You can also edit or modify metadata for better information management and export retrieved metadata information to Excel file, CSV file and DataSet. The API offers comprehensive support to work with all commonly used metadata standards like built-in, XMP, EXIF and custom metadata properties within supported document formats.

GroupDocs.Metadata for Java is compatible with all Java versions and supports popular operating systems (Windows, Linux, MacOS) that are capable to run Java runtime.

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GroupDocs.Metadata for Java Features



Manipulate Built-in & Custom Metadata


Access & Delete Hidden Data in Microsoft Word, Excel, PowerPoint & PDF


Detect Document File Type at Run-time


Identify/Delete Digital Signatures in Word, Excel, PDF


Detect Document Password Protection in Word, Excel, PowerPoint and PDF


Fetch Thumbnails and Image Previews of Supported Formats & Matroska Multimedia Container Support


Read Image Cover & Detect MIME Type of an EPUB File


Supports Enumeration of any Metadata Type & Read Metadata of OpenType Font Files


Read Metadata Property using Defined Key for any Supported Format


Get/Delete Metadata of Email Messages & Remove Attachments


Read Matroska subtitles and retrieve Metadata of Audio & Video Files


Fetch Metadata of Torrents & Archive Formats


Identify Difference or Similarities in Metadata of Supported Formats by Comparison


Search Properties of Document, EXIF, & XMP Metadata


Replace Metadata Properties of Word, Excel, PowerPoint and PDF


Export Metadata of Supported File Formats to Excel, CSV or DataSet


Search Photos Captured by Specific Camera


Manipulate Image Metadata Properties & Delete Photo Location Information


Delete Metadata & Comments from Reports and Documents


Metadata Extraction from Microsoft Excel Files Starting from Excel 95


Reducing Memory Consumption of PDF, Excel & Image Formats

Efficiently Fetch Metadata Properties

With GroupDocs.Metadata for Java API, Metadata Properties of supported file formats can be fetched pretty efficiently. The code to do so is quite simple and straight forward. Following is an example that shows how easy it is to fetch metadata properties of an MP3 file using Java:

Efficiently Fetch Metadata Properties using Java

try (Mp3Format mp3Format = new Mp3Format("D:\\sample.mp3")) 
// read album in ID3 v1
System.out.printf("Album: %", mp3Format.getId3v1Properties().getAlbum());

// read title in ID3 v2
System.out.printf("Title: %", mp3Format.getId3v2Properties().getTitle());

Retrieve Hidden Data for Manipulation

GroupDocs.Metadata for Java provides you a comprehensive way to get and delete hidden data from Microsoft Word, Excel and PowerPoint files. You can also do the same for PDF documents. Following list elaborates the sort of metadata you can access and manipulate through GroupDocs.Metadata for Java:

  • Microsoft Word (Comments, Hidden Text, Merge Fields)
  • Microsoft Excel (Comments, Hidden Sheets)
  • Microsoft PowerPoint (Comments, Hidden Slides)
  • PDF Documents (Attachments, Annotations, Bookmarks, Form Fields)

Support and Learning Resources


GroupDocs.Metadata offers file metadata APIs for other popular development environments as listed below: