JUnit vs Vitest

JUnit

6.0 #3 in Unit Testing Frameworks

About JUnit

Vitest

6.0 #7 in Unit Testing Frameworks

About Vitest
JUnitVitest
Free planYesYes
Free trialNoNo
Paid fromFreeFree
Open sourceNoNo
Platformsself-hostedLinux, macOS, Web, Windows
Free planYesYes
Supported languagesJava, Kotlin, GroovyJavaScript, TypeScript
Parameterized casesYesYes
Parallel executionYesYes
Built-in mocks—Yes
Snapshot testing—Yes
Property-based checks—Yes

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