Mockito vs TestNG: What are the differences?
Mockito: Tasty mocking framework for unit tests in Java. It is a mocking framework that tastes really good. It lets you write beautiful tests with a clean & simple API. It doesn’t give you hangover because the tests are very readable and they produce clean verification errors; TestNG: A testing framework inspired from JUnit and NUnit. It is a testing framework designed to simplify a broad range of testing needs, it covers all categories of tests: unit, functional, end-to-end, integration, etc.Run your tests in arbitrarily big thread pools with various policies available (all methods in their own thread, one thread per test class, etc.
Mockito and TestNG belong to "Testing Frameworks" category of the tech stack.
Mockito is an open source tool with 9.17K GitHub stars and 1.63K GitHub forks. Here's a link to Mockito's open source repository on GitHub.