zfp filter is available for encoding and decoding. ....Create dataset ................ ....Writing zfp compressed data ................ ....Close the file and reopen for reading ........ Filter info is available from the dataset creation property Filter identifier is 32013 Number of parameters is 6 with the value 268456209 To find more about the filter check H5Z-ZFP-1.1.1 (ZFP-1.0.0) github.com/LLNL/H5Z-ZFP ....Reading zfp compressed data ................ Maximum value in DS1 is 1890.0000 zfp filter is available now since H5Dread triggered loading of the filter.