How do I open a .H5 file on Windows or Mac?

You can open .H5 files using HDFView, TensorFlow / Keras, Python h5py, Panoply, MATLAB. If you do not have native software installed, you can use OpenAnyFile's free File Identifier or convert .H5 to a standard format in your browser.

Is a .H5 file safe to open?

This format carries a safety rating of Low Risk. Common model checkpoint format in Keras (model.save("model.h5"))

Can I convert a .H5 file to other formats?

Yes! .H5 can be converted to formats such as .ONNX, .JSON directly in your web browser.

What should I do if a .H5 file is corrupted or won't open?

If your .H5 file displays an invalid header or signature error, check its magic bytes hex header (Varies) using OpenAnyFile's Magic Byte Detector or follow our step-by-step file repair guide.

How do I open .H5 files?

You can open .H5 files using HDFView, TensorFlow / Keras, Python h5py, Panoply, MATLAB.

Medical & Science • MIME: application/x-hdf5

.H5 – H5 File Format

Q: What is a .H5 file?

A .H5 file is a H5 File Format associated with Medical & Science. H5 is the standard shorthand extension for HDF5 containers, widely adopted in Machine Learning frameworks (TensorFlow, Keras) to store deep neural network model weights.

H5 is the standard shorthand extension for HDF5 containers, widely adopted in Machine Learning frameworks (TensorFlow, Keras) to store deep neural network model weights.

Primary Category Medical & Science

MIME Type application/x-hdf5

Magic Bytes Signature Varies

Security Risk Rating Low Risk

Recommended Software to Open .H5

HDFView

windows, mac, linux • Free

TensorFlow / Keras

windows, mac, linux • Free

Python h5py

windows, mac, linux • Free

Panoply

windows, mac, linux • Free

MATLAB

windows, mac, linux • Free