Cucumber - Cucumber is a BDD tool for specification of application features and user scenarios in plain text.

JUnit - JUnit is a simple framework to write repeatable tests.

Capybara - Capybara helps you test web applications by simulating how a real user would interact with your app.

Testcontainers - Testcontainers is a modern Java library that comes with the exclusive support of Junit tests.

RSpec - RSpec is a testing tool for the Ruby programming language born under the banner of Behavior-Driven Development featuring a rich command line program, textual descriptions of examples, and more.

Mockito - Mocking framework for unit tests in Java.