Free Load Testing Tools


All the free performance testing tools that can help a website or intranet application developer to ensure good performance and no crash under stress.


 Load Testing Practices
 Performance Testing
 What is Load Testing?
 Load vs Stress Testing
 Mobile Load Testing
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 WebSocket Load Testing
 Flex Load Testing
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 SPDY Load Testing
 RTMP Load Testing
 Java Serialization Testing
 Siebel Load Testing
 Maximo Load Testing
 AJAX Push Load Testing
 Oracle Load Testing
 Silverlight Load Testing
 SOAP Load Testing

 Free Load Testing Tools




There are a number of load testing softwares on the market today, both free (or open-source) and commercial.

Some of these tools are limited to HTTP protocol only, some haven't been updated for years and most aren't flexible enough to provide parameterization, correlation, assertions and distributed testing capabilities.

Here are some free tools to load test web and mobile applications.

Useful List of Free Load Testing Tools

  • OpenSTA

    OpenSTA is a distributed software testing architecture.

  • JMeter

    The Apache JMeter™ desktop application is open source software, a 100% pure Java application designed to load test functional behavior and measure performance.

  • NeoLoad Free Edition

    The NeoLoad Free Edition provides all protocol and monitoring modules with a maximum of 50 virtual users to load test your web and mobile applications.

  • The Grinder

    The Grinder is a Java™ load testing framework that makes it easy to run a distributed test using many load injector machines.

  • LoadUI

    In a single test environment, LoadUI provides complete test coverage and supports all the standard protocols and technologies.

  • Siege

    Siege is an http/s load testing and benchmarking utility.

  • fwptt

    fwptt is a open-source web application tester program for load testing web applications.

Here is an interesting article with some insight about the appeal and risks of using some of these open source tools out there: the true cost of free testing tools.


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