via Shannon:

„I recently released a new web-app and thought you might be interested. This one is a patch sharing tool for the microKORG XL. You just plug in your XL and visit:

You can search, click on a patch and have it instantly live on your XL. It is only works for the XL at the moment but in principle this would work with any synth that supports midi patch dumping. It’s still a bit rough around the edges but should be usable.“