numpngw

`numpngw <https://pypi.org/project/numpngw/>`_ provides functions for writing

NumPy arrays to PNG and animated PNG files. It also includes the class

``AnimatedPNGWriter`` that can be used to save a Matplotlib animation as an

animated PNG file. See the example on the PyPI page or at the ``numpngw``

`github repository <https://github.com/WarrenWeckesser/numpngw>`_.

.. image:: /_static/numpngw_animated_example.png