Junit is a simple framework to write repeatable tests in Java, which is crucial for test-driven development and is a part of a family of unit testing frameworks.

Selenium is a suite of tools to automate web browsers. It provides a single interface for writing test scripts in various programming languages like Java, C#, Python, etc.

TestNG is a testing framework that covers all categories of tests: unit, functional, end-to-end, integration, etc., and it is more powerful and easier to use than JUnit.

Cucumber is a tool for running automated tests written in plain language. It allows the execution of feature documentation written in business-facing text.

LoadRunner is a performance testing tool from Micro Focus. It is used to test applications, measuring system behavior, and performance under load.

Postman is an API development tool which helps to build, test and modify APIs. It has the ability to make various types of HTTP requests(GET, POST, PUT, PATCH).

Apache JMeter is an open-source load testing tool. It can be used to simulate loads of various scenarios and output performance data in several ways, including CSV and XML files, and graphs.

Appium is an open-source tool for automating native, mobile web, and hybrid applications on iOS and Android platforms.

Mocha is a feature-rich JavaScript test framework running on Node.js and in the browser, making asynchronous testing simple and fun.

Robot Framework is a generic open-source automation framework for acceptance testing, acceptance test-driven development (ATDD), and robotic process

SoapUI is an open-source web service testing application for service-oriented architectures (SOA) and representational state transfers (REST).

JIRA is a tool developed by Atlassian. It is used for bug tracking, issue tracking, and project management.

A delightful JavaScript testing framework with a focus on simplicity, used by Facebook to test all JavaScript code including React applications.