JUnit vs ScalaTest

JUnit

5.9 #5 in Unit Testing Frameworks

About JUnit

ScalaTest

5.2 #14 in Unit Testing Frameworks

About ScalaTest
JUnitScalaTest
Free planYesNo
Free trialNoNo
Paid fromFree—
Open sourceNoNo
Platformsself-hosted—
Free planYesYes
Supported languagesJava, Kotlin, GroovyScala, Scala.js (JavaScript), Scala Native, Dotty (Scala 3), Java
Parameterized casesYesYes
Parallel executionYesYes
Built-in mocks—No
Property-based checks—Yes

Both are listed in Best Unit Testing Frameworks. On Inferse, JUnit scores higher on our published basis.