How about link previews, is there some reliable service for rendering them?
Discussion
These look promising for generating link previews client-side without needing to ping a 3rd party service:
https://github.com/angular-material-extensions/link-preview
https://github.com/AndrejGajdos/link-preview-generator
https://github.com/search?l=JavaScript&q=link+preview&type=Repositories