Open .mhd Files Online — Free MHD Viewer
Open MHD 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 .mhd File?
A .mhd file is a medical format known as MHD. MetaImage Header This format is created by Kitware and is widely used by radiologists and clinicians.
MHD files contain structured medical data that requires compatible software to open. With OpenAnyFile, you can view and reconstruct .mhd files directly in your browser without installing any software.
How to Open .mhd Files Online
- Visit OpenAnyFile MHD page
- Drag and drop your .mhd file onto the upload area, or click "Browse" to select it
- OpenAnyFile automatically detects the MHD format using magic byte analysis
- View, analyze, and view and reconstruct your file contents in the browser
- Optionally convert to MHA, NII or download
Software That Opens .mhd Files
.mhd files are primarily created by Kitware. In the medical space, you may encounter .mhd files from third-party tools, online converters, or export functions. Regardless of the source, OpenAnyFile handles them all.
Open .mhd on Different Platforms
- Windows: Use the original software or upload to OpenAnyFile for instant access
- macOS: Preview may not support .mhd — 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 .mhd File Problems
Separate raw data file
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 MHD to Other Formats
MHD files can be converted to 2 formats including MHA, NII.
Related Medical Formats
If you work with .mhd files, you may also encounter these medical formats:
- ANALYZE (.hdr) — Open & convert .hdr files online
- Analyze 7.5 (.hdr) — Open & convert .hdr files online
- Analyze Image (.img) — Open & convert .img files online
- ANNOT (.annot) — Open & convert .annot files online
- ARTEMIS (.art) — Open & convert .art files online
- BDF (.bdf) — Open & convert .bdf files online
- BEDPOSTX (.bedpostX) — Open & convert .bedpostX files online
- BIDS (.json) — Open & convert .json files online
- BIF (.bif) — Open & convert .bif files online
- BRAINVISA (.arg) — Open & convert .arg files online
Popular MHD Conversions
Frequently Asked Questions
What is a .mhd file?
A .mhd file is a medical format called MHD. MetaImage Header
How do I open a .mhd file without installing software?
Upload your .mhd file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .mhd files?
.mhd files are typically created by Kitware.
Can I convert .mhd to another format?
Yes. OpenAnyFile converts .mhd to MHA, NII.
Is it safe to open .mhd files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .mhd on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.