github.com with denopkg.com like this:
import { opn } from 'https://denopkg.com/hashrock/deno-opn/opn.ts'
opn('https://denopkg.com')
master branch, to use the latest release of your repo, try @latest intead. However, it's always better to specify a git tag explicitly.If you're importing mod.js and you want to use mod.d.ts as the types, you can use the ?dts parameter to set the x-typescript-types header.