deno.land / x / manual@v1.28.2 / node.md
Though Deno is powerful, many people will want to leverage code and libraries that are built for Node, in particular the large set of packages available on the npm registry.
There are currently two ways to do this:
We recommend npm specifiers, but they are a new feature, and although stabilized, they are still a work in progress. If you run into issues, you can always fall back to using a CDN.
Some other scenarios you may run into covered in this chapter:
std/node
modules of the Deno standard library
to "polyfill" the built-in modules of Node.Version Info