<dependency>
<groupId>org.http4s</groupId>
<artifactId>http4s-core_2.12</artifactId>
<version>0.15.9</version>
</dependency>
compile
|-- org.scala-lang:scala-library:2.12.1
|-- org.http4s:http4s-websocket_2.12:0.1.6
|-- org.log4s:log4s_2.12:1.3.4
|-- org.typelevel:macro-compat_2.12:1.1.1
|-- org.parboiled:parboiled_2.12:2.1.3
|-- org.scalaz:scalaz-core_2.12:7.1.13
|-- org.scalaz.stream:scalaz-stream_2.12:0.8.6
provided
|-- org.scala-lang:scala-compiler:2.12.1
|-- org.scala-lang:scala-reflect:2.12.1
test
|-- org.typelevel:discipline_2.12:0.7.3
|-- ch.qos.logback:logback-classic:1.1.11
|-- org.scalaz:scalaz-scalacheck-binding_2.12:7.1.13
|-- org.specs2:specs2-core_2.12:3.8.6-scalaz-7.1