Testing is one of the most important and unavoidable step of software development. To test the performance of any software there are a number of ready to use tools in both licensed and open source versions. For 2017 the most used performance testing tools are listed below: JMeter Tool JMeter is one of the mostly used and popular open source performance testing tools. Apache JMeter is basically used o test Java applications and the tool is designed to test the load and to measure software performance at that time. It can be considered as an alternative of Load Runner tool. The tool is designed to test the thick client Java application. Testers can find all of the required features, needed to test an application in JMeter tool. A few of the popular features of this tool are: JMeter is a popular software, but has a few shortcomings as well e.g. it cannot test large scale distributed applications. To test the application, which require multiple machines JMeter cannot be a suitable testing tool. During qa testing training you will get all information about Jmeter and more tools Taurus is again a testing tool, which uses YAML language. A ten line script can be described before testing; using which the testers can test the software either through JSON or YAML language. In YAML language the user can describe a readable and edible test approach using simple text file. Following are a few of the useful features of Taurus: Locust It (Locust) is the simple to use load testing tool and can perform testing in distributed environment. The tool is mainly used to test websites and other web applications. You can also test that how many users can simultaneously use the application. For each instance of the Locust separate behavior can be defined, through which you can monitor the application’s performance in real time. Some of the useful features of Locust: The Grinder This is a Java load testing framework and provides an easy to run testing solution for a distributed environment. A number of load injector machines can be used to create distributed testing solutions. The Grinder has following features: nGrinder Grinder This is a Github tool, which can provide an enterprise level testing solution. The stress testing can be made easy and it can provide a new platform, where you can create, monitor and execute tests. This Github testing tool comes with following features: Apart from the above listed there are man other ready to use testing tools, which are used by the testers and are open source as well. One can easily download these tools and use them. Some other tools are Siege, Tsung, k6, Gatling, The Grinder and Fiddler. These tools can be used by developers or testers and they can easily test any web or desktop application. Source: Free Articles from ArticlesFactory.com Author is a trainer by profession, works for JanBask Training, online IT training company specializes in Online QA Training,Dot Net Training and Salesforce Training and many more.