<dependency>
  <groupId>org.webjars.npm</groupId>
  <artifactId>opn</artifactId>
  <version>5.4.0</version>
</dependency>

implementation 'org.webjars.npm:opn:5.4.0'

implementation("org.webjars.npm:opn:5.4.0")

libraryDependencies += "org.webjars.npm" % "opn" % "5.4.0"

@Grapes(
  @Grab(group='org.webjars.npm', module='opn', version='5.4.0')
)

<dependency org="org.webjars.npm" name="opn" rev="5.4.0" />

[org.webjars.npm/opn "5.4.0"]

'org.webjars.npm:opn:jar:5.4.0'