PNG (Portable Network Graphics) is an open, extensible image format with lossless compression. The library libpng is installed on Bridges for applications that create, read, and manipulate PNG image files.
To see what versions of libpng are available type
module avail png
To see what other modules are needed, what commands are available and how to get additional help type
module help png
To use libpng, include a command like this in your batch script or interactive session to load the png module:
module load png
Be sure you also load any other modules needed, as listed by the
module help png command.