<dependency>
  <groupId>org.http4s</groupId>
  <artifactId>http4s-client_2.12</artifactId>
  <version>0.21.29</version>
</dependency>

implementation 'org.http4s:http4s-client_2.12:0.21.29'

implementation("org.http4s:http4s-client_2.12:0.21.29")

libraryDependencies += "org.http4s" % "http4s-client_2.12" % "0.21.29"

@Grapes(
  @Grab(group='org.http4s', module='http4s-client_2.12', version='0.21.29')
)

<dependency org="org.http4s" name="http4s-client_2.12" rev="0.21.29" />

[org.http4s/http4s-client_2.12 "0.21.29"]

'org.http4s:http4s-client_2.12:jar:0.21.29'