GoogleTest vs RSpec

GoogleTest

5.9 #3 in Unit Testing Frameworks

About GoogleTest

RSpec

5.0 #29 in Unit Testing Frameworks

About RSpec
GoogleTestRSpec
Free planYesNo
Free trialNoNo
Paid fromFree—
Open sourceNoNo
PlatformsLinux, macOS, Windows—
Free planYes—
Supported languagesC++Ruby
Built-in mocksYesYes
Parameterized casesYesYes
Parallel executionYes—

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