Matlab's .mat files are great for efficiently saving workspace variables or computations to be accessed later. This submission allows users to easily manipulate already saved .mat files by providing an easy way of adding variables (or changing the values of existing variables) to a .mat file, while leaving everything else unmodified.
Jeremy Manning (2019). Add to mat (https://www.mathworks.com/matlabcentral/fileexchange/43878-add-to-mat), MATLAB Central File Exchange. Retrieved .