<dependency>
<groupId>org.atnos</groupId>
<artifactId>eff-scalaz_2.12</artifactId>
<version>5.0.0</version>
</dependency>
compile
|-- org.scala-lang:scala-library:2.12.4
|-- org.scalaz:scalaz-concurrent_2.12:7.2.7
|-- org.typelevel:cats-effect_2.12:0.8
|-- org.typelevel:cats-core_2.12:1.0.1
test
|-- org.specs2:specs2-scalaz_2.12:4.0.2
|-- org.specs2:specs2-core_2.12:4.0.2
|-- org.specs2:specs2-matcher-extra_2.12:4.0.2
|-- org.specs2:specs2-scalacheck_2.12:4.0.2