Open a data file

Drop a file anywhere on this page to inspect it. ViewKit opens HDF5 (.h5, .hdf5), Parquet, Zarr, Apache Arrow, CSV, Excel, JSON Lines, NumPy (.npy, .npz), safetensors, TFRecord, WebDataset (.tar) and audio files, parsed entirely in your browser so your data never leaves your device.

See all supported formats.