Here you can download the last version of the toolbox. USTB is citationware, please have a look at the citation policy before downloading the toolbox.
The best way to keep USTB updated is to clone the git repository from:
|USTB git repository|
Alternatively you can download the current version of the toolbox with the link below
In both cases remember to add the ustb repository (without subfolders) into MATLAB’s path.