Can't find packages in stackblitz, even though it is present in npm website. How to install then?

Question

I was installing dependencies for polymer app in stackblitz. It said 3 packages could not be found, but ther were present in npm website. I tried cdn also. Even that did not work.

Screenshots:

I have also installed CDN from this website in external sources of stackblitz.

Please help where am i going wrong. Thanks in advance.

Athlete

i was trying to install as @polymer/iron-ajax. it could not install. Adding version after the package works. – Athlete

Answer 1

This stackoverflow answer helped me. Installing like: @polymer/[email protected] worked for me.

Athlete