Folio Scientific Data Viewer HDF5 reader: h5wasm 0.10.3, developed by the National Institute of Standards and Technology (NIST). Unmodified ESM distribution; hdf5_util.js includes the WebAssembly binary. The complete NIST and HDF5 copyright, licence and disclaimer notices are in H5WASM-LICENSE.txt. Source: https://github.com/usnistgov/h5wasm/tree/v0.10.3 Exact distributed package: https://registry.npmjs.org/h5wasm/-/h5wasm-0.10.3.tgz Underlying HDF5 build: https://github.com/usnistgov/libhdf5-wasm Charts: Plotly.js cartesian distribution 4.1.1, MIT licence in PLOTLY-LICENSE.txt. Unmodified plotly-cartesian.min.js. Folio configures a local-only toolbar with cloud sharing disabled. Source: https://github.com/plotly/plotly.js/tree/v4.1.1 Exact distribution: https://registry.npmjs.org/plotly.js-cartesian-dist-min/-/plotly.js-cartesian-dist-min-4.1.1.tgz Classic NetCDF reader: Folio, implemented from Unidata's published specification: https://docs.unidata.ucar.edu/netcdf-c/current/file_format_specifications.html Supports CDF-1 and CDF-2. CDF-5 is explicitly rejected. Folio's application code uses the licence in /LICENSE.txt. Synthetic sample datasets were generated for Folio. They are illustrative, not observations.