From the nature science briefing:

A free, open-source and extensible��image viewer for arbitrarily complex (���n-dimensional���) data��fills a gap in the Python scientific ecosystem. napari ��� whose name refers to a Pacific island village midway between the developers��� bases in San Francisco and Melbourne ��� features a simple graphical interface with a built-in Python console. Early adopters are using it to streamline everything from visualizing atmospheric jet streams to identifying cells in tissue.