EPUB Metadata Viewer and Extractor
Extract and read EPUB metadata securely with a private, browser-based metadata viewer.
All EPUB metadata extraction happens locally in your browser—no files are uploaded to any server, keeping your private data completely secure.
What is EPUB Metadata?
EPUB is the standard e-book format (IDPF/EPUB 3). EPUB metadata uses package.opf with Dublin Core elements for title, creator, and language. The format follows EPUB 3.3 specification and supports ONIX metadata for publishing industry data.
How to View and Extract EPUB Metadata Online Free?
Follow these three simple steps to view, check, and download EPUB metadata instantly in your browser.
Select Your File
Click or drag your EPUB file — directly into your browser.
View the Metadata
Explore detailed metadata such as file properties, technical info, and metadata tags extracted from your EPUB file.
Download Results
Save your metadata as PDF, JSON, HTML, or TXT for documentation or sharing.