you can try it in the web version, download the manifest file form his website. Than go in the webversion to add in -> my add ins -> upload and upload the manifest file. Only downside is that it will disappear after a week or so.
I might do once I get local to a good spot. Should in theory be fine on web... but haven't tested/tried
I might do once I get local to a good spot. Should in theory be fine on web... but haven't tested/tried