1.doctest / doctestThe fastest feature-rich C++11/14/17/20/23 single-header testing frameworkc-plus-plusdoctesttddtestingunit-testingheader-only+8 moreC++MIT6.9K total707 forks+1 starsfrom 6,901 · score 0.69
2.boostorg / testThe reference C++ unit testing framework (TDD, xUnit, C++03/11/14/17)c-plus-plusboostunit-testingC++BSL-1.0218 total149 forks+1 starsfrom 217 · score 0.69