mrivis offers:

• tools for comparison of spatial alignment of two 3D MRI scans (T1, T2, PET etc) using checkerboard plots and other comparison methods
• classes to develop customizable visualizations of 3D and 4D images
• additional helper, convenience and utility scripts related to visualization

Full documentation https://raamana.github.io/mrivis/readme.html

A sample gallery of different ways to check alignment is shown below:

Full documentation https://raamana.github.io/mrivis/readme.html

Executable and interactive demo for the visualization classes:

Installation

$ pip install mrivis

If you would like to use the export to GIF from SlicePicker, then install the imageio package as well via pip install imageio