Panoply 5.2.5 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software relates to Design & Photo Tools. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this free Mac application is NASA Goddard Institute for Space Studies.
From the developer:
Panoply plots geo-gridded arrays of latitude-longitude, latitude-vertical, or time-latitude data encoded in netCDF, HDF, and GRIB format. Features Slice specific 2D arrays from multidimensional variables which have more than two dimensions. Combine two arrays in one plot by differencing, summing or averaging. Menu of 80+ global and regional map projections for lon-lat plots. Draw continents outlines or masks on lon-lat plots.
You may want to check out more Mac applications, such as PlotDevice or Heroes of the Storm, which might be similar to Panoply.
3D Design