My Nintendo Virtual Game Cards:

This page allow you to share your virtual game cards from Nintendo Account page.
You will first need to install Tampermonkey or Violentmonkey add-on on your web browser.
Then install this userscript: https://antoineturmel.github.io/nintendo-vgcs-poc/share-vgcs.user.js
And finally go to Nintendo Account page and click the Share button at the bottom.

Note that the generated link is a bit long because it puts all data into a compressed text string, a future update may include link shortner.

Donations welcomed on my PayPal