Load Testing Tools

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Browse free open source Load Testing tools and projects below. Use the toggles on the left to filter open source Load Testing tools by OS, license, language, programming language, and project status.

  • AI-based, Comprehensive Service Management for Businesses and IT Providers Icon
    AI-based, Comprehensive Service Management for Businesses and IT Providers

    Modular solutions for change management, asset management and more

    ChangeGear provides IT staff with the functions required to manage everything from ticketing to incident, change and asset management and more. ChangeGear includes a virtual agent, self-service portals and AI-based features to support analyst and end user productivity.
  • RMM Software | Remote Monitoring Platform and Tools Icon
    RMM Software | Remote Monitoring Platform and Tools

    Best-in-class automation, scalability, and single-pane IT management.

    Don’t settle when it comes to managing your clients’ IT infrastructure. Exceed their expectations with ConnectWise RMM, our MSP RMM software that provides proactive tools and NOC services—regardless of device environment. With the number of new vulnerabilities rising each year, smart patching procedures have never been more important. We automatically test and deploy patches when they are viable and restrict patches that are harmful. Get better protection for clients while you spend less time managing endpoints and more time growing your business. It’s tough to locate, afford, and retain quality talent. In fact, 81% of IT leaders say it’s hard to find the recruits they need. Add ConnectWise RMM, NOC services and get the expertise and problem resolution you need to become the advisor your clients demand—without adding headcount.
  • 1
    Fortio

    Fortio

    Fortio load testing library, command line tool, advanced echo server

    Fortio (Φορτίο) started as, and is, Istio’s load testing tool and later (2018) graduated to be its own open-source project. Fortio runs at a specified query per second (qps) and records an histogram of execution time and calculates percentiles (e.g. p99 ie the response time such as 99% of the requests take less than that number (in seconds, SI unit)). It can run for a set duration, for a fixed number of calls, or until interrupted (at a constant target QPS, or max speed/load per connection/thread). Fortio is a fast, small (4Mb docker image, minimal dependencies), reusable, embeddable go library as well as a command line tool and server process, the server includes a simple web UI and REST API to trigger run and see graphical representation of the results (both a single latency graph and a multiple results comparative min, max, avg, qps and percentiles graphs).
    Downloads: 19 This Week
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  • 2
    k6

    k6

    A modern load testing tool, using Go and JavaScript

    The best developer experience for load testing. Open source and SaaS for engineering teams. Test early and continuously—break the QA silo in performance testing. Backend and frontend engineers prevent regressions when running performance tests. Test scalability to improve your reliability targets. Test SLOs and avoid SLA breaches. Shift left and collaborate with developers for effective and continuous testing. Use the same script for local, distributed, and cloud tests. Migrate from local tests to the cloud using the same script for both environments. Verify that applications can handle the expected traffic. Adapt your testing: stress tests, peak tests, soak tests, etc. Mix browser and API testing—interact with real browsers and collect frontend metrics to get a holistic user view. Simulate real-world traffic in your chaos experiments. Inject system failures in your k6 tests.
    Downloads: 9 This Week
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  • 3
    Locust

    Locust

    Scalable open source load testing tool

    Locust is an open source user load testing tool written in Python. The idea behind Locust is to swarm your web site or other systems with attacks from simulated users during a test, with each user behavior defined by you using Python code. This swarming process is then monitored from a web UI in real-time, and will help identify any bottlenecks in your code before real users can come in. As it is completely event-based, Locust can have thousands or even millions of simultaneous users distributed over multiple machines swarming your system. Unlike other event-based apps, it doesn’t use callbacks but uses lightweight processes instead, so you can write very expressive scenarios in Python without complicating it with callbacks.
    Downloads: 6 This Week
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  • 4
    r-u-dead-yet

    r-u-dead-yet

    R-U-Dead-Yet? (RUDY) Original source code files

    R-U-Dead-Yet, or RUDY for short, implements the generic HTTP DoS attack via long form field submissions. RUDY attack targets web applications by starvation of available sessions on the web server. RUDY keeps sessions at halt using never-ending POST transmissions and sending an arbitrarily large content-length header value. Licensed under the GNU GPL v3 DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES THIS TOOL IS RELEASED WITH NO WARRANTY AT ALL.
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    Downloads: 80 This Week
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  • Business Continuity Solutions | ConnectWise BCDR Icon
    Business Continuity Solutions | ConnectWise BCDR

    Build a foundation for data security and disaster recovery to fit your clients’ needs no matter the budget.

    Whether natural disaster, cyberattack, or plain-old human error, data can disappear in the blink of an eye. ConnectWise BCDR (formerly Recover) delivers reliable and secure backup and disaster recovery backed by powerful automation and a 24/7 NOC to get your clients back to work in minutes, not days.
  • 5
    LOIC-0

    LOIC-0

    A NETWORK STRESS TOOL BASED ON PRAETOX LOIC

    Low Orbit Ion Cannon - 0 (LOIC-0) The original Low Orbit Ion Cannon with interface improvements. ALSO NOTED VERSION 1.0 OF LOIC-0 IS VERSION 1.2 OF LOIC AND SO ON. DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES THIS TOOL IS RELEASED WITH NO WARRANTY AT ALL. TAGS: LOIC,Low Orbit Ion Cannon, network, stress test, security software, network tool, Windows,Linux, LOWC, Low Orbit Web Cannon, network, stress testing, load testing, server load testing, server testing.
    Downloads: 34 This Week
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  • 6
    GoReplay

    GoReplay

    The Swiss Army knife for testing and monitoring

    Increase confidence in code deployments, configuration changes and infrastructure changes with GoReplay! GoReplay is an innovative open source tool that captures and replays live HTTP traffic, using it to continuously test your system with real data. Now you don’t have to put up with risks that come with putting a third-party component in the critical path. With GoReplay you can analyze and record your application traffic without affecting it whatsoever. Use it for shadowing, load testing, monitoring and detailed analysis. You can trust GoReplay to accurately emulate production environments so you can make changes and deploy with confidence.
    Downloads: 3 This Week
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  • 7
    Vegeta

    Vegeta

    HTTP load testing tool and library. It's over 9000!

    Vegeta is a versatile HTTP load testing tool built out of a need to drill HTTP services with a constant request rate. It can be used both as a command line utility and a library. You can install Vegeta using the Homebrew package manager on Mac OS X. Both the library and the CLI are versioned with SemVer v2.0.0. After v8.0.0, the two components are versioned separately to better isolate breaking changes to each. CLI releases are tagged with cli/vMAJOR.MINOR.PATCH and published on the Github releases page. As for the library, new versions are tagged with both lib/vMAJOR.MINOR.PATCH and vMAJOR.MINOR.PATCH. The latter tag is required for compatibility with go mod. The JSON format makes integration with programs that produce targets dynamically easier. Each target is one JSON object in its own line. The method and url fields are required. If present, the body field must be base64 encoded. The generated JSON Schema defines the format in detail.
    Downloads: 2 This Week
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  • 8
    The Grinder

    The Grinder

    Distributed load testing framework - Java, Jython, or Clojure scripts.

    The Grinder is a load testing framework that makes it easy to run a distributed test using many load injector machines. Test scripts are written in Jython, and can call out to arbitrary Java code, providing support for testing a large range of network protocols. The Grinder comes with a mature plug-in for testing HTTP services, HTTP scripts can be recorded easily from a browser session.
    Downloads: 8 This Week
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  • 9
    Zerocode

    Zerocode

    API automation and load testing framework

    A community-developed, free, open source, microservices API automation and load testing framework built using JUnit core runners for Http REST, SOAP, Security, Database, Kafka and much more. Zerocode Open Source enables you to create, change, orchestrate and maintain your automated test cases declaratively with absolute ease. Zerocode makes it easy to create and maintain automated tests with absolute minimum overhead for REST,SOAP, Kafka Real Time Data Streams and much more. It has the best of best ideas and practices from the community to keep it super simple, and the adoption is rapidly growing among the developer/tester community. Zerocode is a modern lightweight, simple and extensible open-source framework for writing test intentions in simple JSON or YAML format that facilitates both declarative configuration and automation. Put simply, Zerocode alleviates pain and brings simplicity to modern API automation.
    Downloads: 1 This Week
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  • Pimberly PIM - the leading enterprise Product Information Management platform. Icon
    Pimberly PIM - the leading enterprise Product Information Management platform.

    Pimberly enables businesses to create amazing online experiences with richer, differentiated product descriptions.

    Drive amazing product experiences with quality product data.
  • 10
    GoldenEye

    GoldenEye

    The GoldenEye HTTP DoS Test tool

    GoldenEye is an python app for SECURITY TESTING PURPOSES ONLY! GoldenEye is a HTTP DoS Test Tool. Attack Vector exploited: HTTP Keep Alive + NoCache See README more details. Please note that this is a fork from the original at GitHub by https://github.com/jseidl Jan Seidl. And Official project link is https://github.com/jseidl/GoldenEye License This software is distributed under the GNU General Public License version 3 (GPLv3) DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES.
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    Downloads: 32 This Week
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  • 11
    Slow HTTP Test

    Slow HTTP Test

    SlowHTTPTest Original files

    SlowHTTPTest is a highly configurable tool that simulates some Application Layer Denial of Service attacks. It works on majority of Linux platforms, OSX and Cygwin - a Unix-like environment and command-line interface for Microsoft Windows. Please note that this is a fork from google code. https://code.google.com/p/slowhttptest/ Licensed under the Apache License, Version 2.0 DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES THIS TOOL IS RELEASED WITH NO WARRANTY AT ALL.
    Downloads: 6 This Week
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  • 12
    SoapUI
    The SoapUI download has moved to https://www.soapui.org/downloads/soapui/source-forge.html With more than 9 million downloads SoapUI is the de-facto standard for REST and SOAP API functional, security and performance testing.
    Downloads: 2 This Week
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  • 13
    LOIC-IRC-0

    LOIC-IRC-0

    LOIC-0 Now with IRC control

    A new version of LOIC-0 with IRC control. Also LOIC SLOW with IRC control. PLEASE NOTE THAT THIS TOOL IS RELEASED UNDER GPLv3 LICENSE. DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES TAGS: LOIC, Low Orbit Ion Cannon, network, stress testing, load testing, server load testing, server testing, IRC, LOIC IRC.
    Downloads: 4 This Week
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  • 14
    This is a HTTP traffic generator for load testing web applications. It is very simple and fast and can simulate client activity on multiple servers at the same time. Supports almost all http methods such as GET, POST, HEAD
    Downloads: 6 This Week
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  • 15
    LOIC-SLOW

    LOIC-SLOW

    LOIC-0 WITH SOME LOWBANDWITH NETWORK STRESSING TOOLS ADDED

    LOIC-SLOW Low Orbit Ion Cannon- Special Lowbandwith Operating Weapon LOIC-SLOW stands for LOIC - Low Orbit Ion Cannon SLOW - Special Lowbandwith Operating Weapon THE NEXT GENERATION OF LOIC-0 DISCLAIMER: USE ON YOUR OWN RISK. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER OR CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES. THIS TOOL IS RELEASED WITH NO WARRANTY AT ALL. TAGS: LOIC, Low Orbit Ion Cannon, network, stress testing, load testing, server load testing, server testing.
    Downloads: 1 This Week
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  • 16

    LoadMonger

    Java based load testing tool for HTTP applications.

    Load - the demand on the operating resources of a system (as a telephone exchange or a web service) Monger - a dealer in or trader of a commodity LoadMonger - a command line Java based tool that provides a balance between ease of use and flexibility to define reasonably complex load patterns and can generate loads comparable with Apache bench, but with the ability to define more sophisticated load patterns and sophisticated data compilation via log files that can be merged on test end to aggregate over an arbitrary set of log generation hosts. (Not to be confused with the urban slang definition of LoadMonger)
    Downloads: 1 This Week
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  • 17
    Addanc is a distributed/scalable system for stress/load testing web based applications. Addanc tests focus on the arrival rate of service requests rather than a fixed number of simulated clients.
    Downloads: 0 This Week
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  • 18
    A Perl-based benchmarking and load testing suite, with backend written in C. Based on apachebench, but extended with much more functionality. Currently released on CPAN as HTTPD::Bench::ApacheBench.
    Downloads: 0 This Week
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  • 19
    BrowserMob JavaScript Validator VNC
    VNC for use with the BrowserMob Selenium JavaScript Validator. This tool is made available for users of BrowserMob FREE Website Monitoring and Load Testing. The BrowserMob Local Validation Service can be downloaded from https://browsermob.com/tools.
    Downloads: 0 This Week
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  • 20
    Charge is an LDAP load testing program. It can be easily modified to test other protocols.
    Downloads: 0 This Week
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  • 21
    JCrawler is a perfect cralwing/load-testing tool which is cookie-enabled and follows human crawling pattern (hit/second).
    Downloads: 0 This Week
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  • 22
    Ddosify

    Ddosify

    High-performance load testing tool, written in Golang

    vLoad tests should be done regularly to avoid being caught unprepared. Find out the maximum service capacity of your web system. Start the test either instantly or for a future date. Define your periodic load tests. Without load tests, businesses understand the load capacity of their systems when they become inaccessible during campaign times such as Black Friday or Cyber Monday. Determine the origins of requests and the test duration with our easy-to-use web interfaces. Review past load tests and general performance from our reports and charts. Adjust the origin of the requests from 100+ locations. Existing solutions are costly and limited. So we’ve developed a brand-new load generator. Customize your tests with scenarios on UI. Without a line of code! Insightful reports and charts to improve your service capability.
    Downloads: 0 This Week
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  • 23
    Dieseltest is an easy-to-use load testing tool for simulating hundreds or thousands of users on a website. It has a facility for recording scripts, playing them back, and showing the results in real time. Results can be exported for further analysis.
    Downloads: 0 This Week
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  • 24
    Drill

    Drill

    Drill is an HTTP load testing application written in Rust

    Drill is an HTTP load-testing application written in Rust. The main goal for this project is to build a really lightweight tool as an alternative to other that require JVM and other stuff. You can write benchmark files, in YAML format, describing all the stuff you want to test. It was inspired by Ansible syntax because it is really easy to use and extend. As you can see, you can play with interpolations in different ways. This will let you specify a benchmark with different requests and dependencies between them. Right now, the easiest way to get drill is to go to the latest release page and download the binary file for your platform. OpenSSL is needed in order to compile Drill, whether it is through cargo install or when compiling from source with cargo build.
    Downloads: 0 This Week
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  • 25
    Open Source web application tester program for load testing web applications.Record ajax requests.Tested on asp.net applications, but works with jsp, php or other.Generates a C# class that you can modify, the class has functions for handling the query/po
    Downloads: 0 This Week
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Guide to Open Source Load Testing Tools

Open source load testing tools are software applications that allow users to run tests on their websites and applications in order to measure performance. These tools can be used to simulate heavy user traffic or other activities on the website, allowing developers and system operators to assess how their systems perform under increased loads. This type of testing is important for determining whether a website will handle spikes in user activity, or if it could become overwhelmed by too much traffic.

The most popular open source load testing tools are Apache JMeter and The Grinder. Apache JMeter is capable of a variety of different test functions, such as HTTP requests, FTP transfers and TCP connections. It also allows you to define properties such as response time goals or maximum throughput you would like your site or application to achieve. The Grinder focuses mainly on HTTPS Requests specifically, making it ideal for complex web applications with lots of AJAX requests. Both these tools come with a graphical interface which makes them easy to use and understand.

In addition to these two popular open source load testing tools there is also Gatling, which is based on Scala programming language but has an intuitive graphical interface; Locust which focuses on distributed load tests - meaning you can create multiple virtual machines all running different parts of the same test; LoadUI NG Pro which integrates with existing development pipelines; Tsung distributes its stress tests across multiple machines simultaneously; MultiMechanize allows users write their own scripts in Python, but requires some coding know-how; Siege places a large amount of simulated concurrent users onto your server so you can see how well it holds up against high levels of traffic; WebLOAD specializes in finding bottlenecks within certain elements while monitoring real-time data from its own web GUI dashboard; Neoload provides performance metrics on mobile apps as well as desktop systems; Flood Io offers free cloud-based service giving real time data analysis while scaling up automatically according to your needs.; And Finally Loadstone provides detailed reports after each session so you can analyze any problems that may have cropped up during the test process.

It’s important that developers select the best tool for the job at hand when deciding upon an open source load testing tool – each one will present slightly different advantages depending upon the application being tested so make sure research thoroughly before choosing one.

Features Provided by Open Source Load Testing Tools

  • Platform Independent: Open source load testing tools can be run on any platform, such as Linux, Windows, and Mac OS. This makes it easy to use the same tool across multiple operating systems.
  • Language Support: Many open-source load testing tools support a variety of languages like Java, Python, bash scripts and JavaScript. This enables users to write scripts in a language that they are comfortable with for their tests.
  • Scripting Capabilities: Most open-source load testing tools provide scripting capabilities which allows the user to create and save test scenarios or sequences before the actual load test execution begins. This feature provides the ability to customize tests according to specific requirements.
  • Scenario Customization: Some open source load testing tools allow the user to configure different aspects of the test scenario such as duration, number of users/threads, number of repeat cycles or iterations and so on. This feature helps in performing more accurate and targeted tests for different cases.
  • Performance Metrics Tracking: Many open source load testing tools track and measure performance metrics during a test’s execution time frame including response time, average throughput from servers/clients etc., latency measurements etc. In addition these metrics can be used later for comparisons or trends analysis among different configurations of tested applications for improved performance optimization over a period of time.
  • Reporting & Analysis:Reports generated by some open source load testing tools not only contain simple charts but also include tabular data which gives more detailed information about various aspects related to present and past performance measurements which helps in spotting issues quickly if any exist within tested applications during particular scenarios being evaluated through these reports instantly without any further investigations required at times saving valuable man hours previously needed while doing manual workloads involving complex drilldowns into application codebase at times (time)to identify root cause(s) behind any performance issues sometimes encountered by end users due to many reasons like under provisioned hardware resources during heavier peak usage periods etc.,

What Types of Open Source Load Testing Tools Are There?

  • Performance Testing Tools: These open source load testing tools are used to measure how systems respond under an expected amount of stress. They typically measure performance, scalability, and reliability under a load. Examples include JMeter, Gatling, The Grinder, ApacheBench, and Httperf.
  • Stress Testing Tools: These open source load testing tools help to significantly push the system beyond its regular limits in order to identify any potential weak spots. Examples include Siege, LoadUI Pro from SmartBear, LocustIO and Flood IO from Tricentis.
  • Stability Testing Tools: These open source load testing tools help detect if a system can maintain its ability to handle requests for a long time without crashing or freezing. Examples include Tsung and OpenSTA.
  • Endurance Testing Tools: These open source load testing tools are used to ensure that the system can handle an expected amount of requests over an extended period of time with minimal degradation in performance. Examples include LoadRunner from HPE Software and WebLOAD from RadView Software.
  • Volume/Capacity Planning Tools: These open source load testing tools simulate customer usage or input streams on applications or websites so that administrators can anticipate when extra resources may need to be allocated or provisioned ahead of time for peak customer demand periods. Examples include Load Impact (which is now part of VSTS) and Virto Commerce’s Cloud-hosted Capacity Planner.

Benefits of Using Open Source Load Testing Tools

  1. Cost Effective: One of the main benefits of open source load testing tools is that they are cost effective. These tools are available for free, which makes them a great option for businesses on a budget or who need to quickly and easily get up and running with a basic load testing solution.
  2. Flexible: Open source load testing tools provide users with the flexibility to customize their tests to meet their specific needs. Many open source solutions have built-in features such as scripting capabilities, reporting functions and analysis tools that can be tailored to accommodate the user's particular requirements. This allows for greater control over the test environment and performance results.
  3. Accessibility: Open source load testing tools are widely available on web platforms such as GitHub, so anyone can gain access to these types of solutions without having to download any additional software or hardware. Additionally, many popular open source solutions also provide robust documentation packages with detailed instructions and guides on how to set up and run tests.
  4. Security: Since open source solutions tend to be more transparent than proprietary software applications, this translates into better security. As new threats emerge, developers can quickly patch vulnerabilities by releasing updated versions of the code, ensuring protection against possible attack vectors.
  5. Scalability: The modular nature of open source load testing solutions allows for easy scalability when there is an increase in network traffic or usage patterns change suddenly during peak times. This means businesses will not have to invest in expensive proprietary systems when they experience sudden demand spikes or changes in user behavior.

Types of Users That Use Open Source Load Testing Tools

  • Developers: Developers use open source load testing tools to assess the performance of their applications and ensure they are working up to their standards.
  • System Administrators: System Administrators utilize open source load testing tools to better understand the capabilities of their systems and ensure they can adequately handle expected loads.
  • Performance Engineers: Performance Engineers rely on open source load testing tools for an accurate assessment of their software’s performance under different conditions, so that necessary optimizations can be made.
  • QA Testers: QA Testers tap into open source load testing tools to measure how well an application is able to keep up with user expectations, so any potential issues can be quickly identified and addressed.
  • DevOps Professionals: DevOps Professionals leverage open source load testing tools in order to identify bottlenecks or other areas of improvement before a new version of an application is released.
  • Researchers & Academics: Researchers and Academics depend on open source load testing tools as a way to gain further insights into software performance and optimize it accordingly.

How Much Do Open Source Load Testing Tools Cost?

Open source load testing tools are incredibly useful, and the best part is that they come at no cost to the user. This makes them a great choice for developers looking to quickly add performance testability to their applications without any additional expenditure. Open source load testing tools come with many features and benefits, including unlimited test runs, detailed reports on application performance under various loads, synthetic transaction monitoring capabilities, support for multiple protocols such as HTTP/S, FTP/S and more, scalability options to ensure that tests can be run in accordance with ever-changing workloads and system requirements, compatibility with open source scripting languages like Python and JavaScript for customizing tests according to user needs, easy integration with other DevOps systems (CI/CD pipelines) for full automation of the load testing process from start to finish, compatibility with different browsers while running tests on web applications or services; along with numerous other features depending on which framework you choose. As these open source tools usually don’t require any payments or license fees in order to use them – you can significantly reduce your software development costs by taking advantage of this free solution.

What Software Do Open Source Load Testing Tools Integrate With?

Open source load testing tools can integrate with a variety of different types of software. Most commonly, they will integrate with programming languages such as Java, PHP, Python and Ruby on Rails. Other testing frameworks, such as Selenium or JMeter, can also be integrated for more detailed performance analysis. Issue trackers like JIRA and bug reporting systems such as Bugzilla are also able to be integrated for tracking progress. Further integrations include web application monitoring tools such as New Relic and Dynatrace that allow you to measure the impact of new code changes and releases in real time. Additionally, integration with continuous integration/deployment (CI/CD) pipelines is possible with some tools allowing developers to fully automate your tests into their existing CI/CD process.

Open Source Load Testing Tools Trends

  1. Increased Popularity: Open source load testing tools have become increasingly popular among developers in recent years, due to their low cost and increased flexibility compared to commercial solutions.
  2. Improved Functionality: Open source load testing tools have become more feature-rich over time, providing users with the ability to create, execute, and analyze performance tests quickly and easily.
  3. Wider Adoption: As open source load testing tools have become more popular, many leading organizations have adopted them for their performance testing needs. This has led to an increase in the number of developers and testers using open source tools for their projects.
  4. Improved Integration: Open source load testing tools are designed to be integrated with other applications and services, allowing for a more streamlined workflow when creating and running performance tests.
  5. Cloud Solutions: Many open source load testing tools now offer cloud-based solutions, which can be accessed from anywhere and provide users with access to powerful performance testing capabilities.
  6. Automation Support: Many open source load testing tools now provide support for automation, allowing users to streamline their test creation process by automating repetitive tasks.
  7. Increased Support: With the increasing popularity of open source load testing tools, there has been an increase in the availability of support resources such as forums, blogs, and tutorials. This has made it easier for developers to get started with these tools.

How Users Can Get Started With Open Source Load Testing Tools

Getting started with open source load testing tools can be straightforward and easy if you’re familiar with the basics of performance testing.

  1. To get started, make sure you have the right system requirements to install the tool. Different prompts may require different development stacks, components, or language versions. Install any necessary software before downloading your chosen open source load testing tool.
  2. Once downloaded, it’s typically easy to run your first test. Documentation within each prompt will explain how to set up a simple test and what parameters are needed for the test case and configuration. Load tests are usually built out of “building blocks” like user paths, HTTP requests/responses, timer delays between tasks and more - so take some time to get familiar with them before setting up your tests.
  3. In order to properly monitor results accurately during a test run, you will need to establish realistic thresholds for success or failure criteria - meaning that when certain values are met during a certain time frame of execution in terms of response time or error rates expected from your system under different loads - the particular use case is considered successful or unsuccessful depending on pre-established criteria that you must define beforehand. Many open source platforms allow users to visualize their data using real-time charts which can be useful for making decisions about alerting thresholds in order to successfully pass a test script or scenario; this visualization enables more actionable insights as it relates directly to performance figures rather than output logs alone – giving testers more confidence in their results as well as overall monitoring capabilities on an ongoing basis that is reliable over time through established performance baselines corresponding with specific system configurations being tested against log files correlated with previous runs and evidence reports typically generated automatically by popular load testing solutions such as Apache JMeter™️ & Blazemeter Platform (formerly Taurus).
  4. From here its important to remember that while running tests manually may work in some cases (and is indeed beneficial when developing scripts), at scale many organizations choose automated processes via scripting languages such as JavaScript / Python alongside CI/CD pipelines integratedinto existing deployment strategies – thereby achieving zero downtime deployments without sacrificing accuracy or reliability from end user experiences across multiple devices & browsers simultaneously. All this data can then generate dynamic graphs featuring trending information about web application stability tendencies over periods based on various metrics captured throughout each test session– offering further insight into behaviors found when pushing applications past peak traffic levels anticipated at launch day events or other real world scenarios where heavy demand exhausts resources quickly– helping engineers plan accordingly ahead-of-time & stay one step ahead thanks due diligence done beforehand.