Open .xml Files Online — Free METS Viewer
Open METS File Online — Free & Instant
No signup required. Works in your browser.
📁 Drag & drop your file here
or click to browse • Max 100MB
✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install
What Is a .xml File?
A .xml file is a data format known as METS. METS Digital Object This format is created by Library of Congress and is widely used by developers, analysts, and data engineers.
METS files contain structured data data that requires compatible software to open. With OpenAnyFile, you can parse and transform .xml files directly in your browser without installing any software.
How to Open .xml Files Online
- Visit OpenAnyFile METS page
- Drag and drop your .xml file onto the upload area, or click "Browse" to select it
- OpenAnyFile automatically detects the METS format using magic byte analysis
- View, analyze, and parse and transform your file contents in the browser
- Optionally convert to JSON or download
Software That Opens .xml Files
.xml files are primarily created by Library of Congress. In the data space, you may encounter .xml files from third-party tools, online converters, or export functions. Regardless of the source, OpenAnyFile handles them all.
Open .xml on Different Platforms
- Windows: Use the original software or upload to OpenAnyFile for instant access
- macOS: Preview may not support .xml — use OpenAnyFile as a universal viewer
- Linux: Open-source alternatives exist, or use OpenAnyFile in any browser
- Mobile (iPhone/Android): OpenAnyFile works on all mobile browsers
Common .xml File Problems
Profile complexity
Other common issues include: your OS not recognizing the file extension, the file appearing corrupted after download, or lacking the required software. OpenAnyFile bypasses all these issues with universal format detection.
Convert METS to Other Formats
METS files can be converted to 1 formats including JSON.
Related Data Formats
If you work with .xml files, you may also encounter these data formats:
- AGG (.agg) — Open & convert .agg files online
- ALTO (.xml) — Open & convert .xml files online
- ANNDATA (.h5ad) — Open & convert .h5ad files online
- ARROW (.arrow) — Open & convert .arrow files online
- Arrow IPC (arrow) — Open & convert arrow files online
- ARROW_STREAM (.arrows) — Open & convert .arrows files online
- ASDF (.asdf) — Open & convert .asdf files online
- ASN1 (.asn1) — Open & convert .asn1 files online
- ASYNCAPI (.yaml) — Open & convert .yaml files online
- AVRO (.avro) — Open & convert .avro files online
Popular METS Conversions
Frequently Asked Questions
What is a .xml file?
A .xml file is a data format called METS. METS Digital Object
How do I open a .xml file without installing software?
Upload your .xml file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .xml files?
.xml files are typically created by Library of Congress.
Can I convert .xml to another format?
Yes. OpenAnyFile converts .xml to JSON.
Is it safe to open .xml files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .xml on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.